451 lines
25 KiB
Python
451 lines
25 KiB
Python
"""
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Real DPP Question Seeder - Seeds Physics, Chemistry, Math, Biology DPPs
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with actual JEE/NEET standard questions as type=DPS (PrepPilot AI)
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and a separate Mock CBT test as type=CBT (Mock Tests section)
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"""
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import uuid
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from sqlmodel import Session, select
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from datetime import datetime
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from database import engine
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import models
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PHYSICS_QUESTIONS = [
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{
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"text": "A body of mass 5 kg is acted upon by two perpendicular forces 8 N and 6 N. The magnitude and direction of the resultant with respect to the 6 N force is:",
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"options": {"A": "10 N at 53°", "B": "10 N at 37°", "C": "8 N at 45°", "D": "14 N at 0°"},
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"answer": "A",
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"solution": "Resultant R = √(8² + 6²) = √(64+36) = √100 = 10 N. tan θ = 8/6 = 4/3 → θ = 53° from the 6N force."
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},
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{
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"text": "A ball is thrown vertically upward with velocity 20 m/s. The maximum height reached is: (g = 10 m/s²)",
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"options": {"A": "10 m", "B": "20 m", "C": "40 m", "D": "5 m"},
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"answer": "B",
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"solution": "Using v² = u² - 2gh. At max height v=0. h = u²/2g = (20)²/(2×10) = 400/20 = 20 m."
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},
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{
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"text": "The ratio of radii of gyration of a circular disc to that of a circular ring, each of the same mass and radius, about their axes passing through their centres and perpendicular to their planes is:",
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"options": {"A": "√2 : 1", "B": "1 : √2", "C": "1 : 2", "D": "2 : 1"},
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"answer": "B",
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"solution": "I_disc = MR²/2, I_ring = MR². k_disc = R/√2, k_ring = R. Ratio = (1/√2) : 1 = 1 : √2."
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},
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{
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"text": "Two charges of +4μC and -4μC are placed at (3, 0) and (-3, 0) cm. The electric field at origin due to this dipole is:",
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"options": {"A": "4 × 10⁸ N/C along +x", "B": "4 × 10⁸ N/C along -x", "C": "8 × 10⁸ N/C along +x", "D": "Zero"},
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"answer": "A",
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"solution": "Each charge contributes E = kq/r² = (9×10⁹ × 4×10⁻⁶)/(0.03)² = 4×10⁷ N/C. Both fields point in +x direction. Total = 8×10⁷ N/C along +x."
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},
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{
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"text": "A wire of length L and resistance R is uniformly stretched to double its length. New resistance is:",
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"options": {"A": "R/2", "B": "R", "C": "2R", "D": "4R"},
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"answer": "D",
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"solution": "ρ is constant. Volume = AL = constant. New length L' = 2L → new area A' = A/2. R' = ρ(2L)/(A/2) = 4ρL/A = 4R."
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},
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{
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"text": "In Young's double slit experiment, the slits are 0.5 mm apart and interference fringes are observed on a screen 1.0 m away. It is found that the 9th bright fringe is at a distance of 8.835 mm from the 2nd dark fringe. Find the wavelength of light:",
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"options": {"A": "600 nm", "B": "589 nm", "C": "550 nm", "D": "500 nm"},
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"answer": "B",
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"solution": "Distance = (9+0.5-2+0.5)β = 8β = 8 × λD/d. 8.835 mm = 8λ(1)/(0.5×10⁻³). λ = 8.835×10⁻³ × 0.5×10⁻³/8 = 589 nm."
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},
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{
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"text": "The half life of a radioactive element is 3 hours. After 12 hours the fraction of initial amount remaining will be:",
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"options": {"A": "1/16", "B": "1/8", "C": "1/4", "D": "1/2"},
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"answer": "A",
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"solution": "Number of half-lives = 12/3 = 4. Fraction remaining = (1/2)^4 = 1/16."
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},
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{
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"text": "A solid sphere of radius R has a charge Q uniformly distributed over its volume. The magnitude of electric field at distance r from the center (r < R) is:",
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"options": {"A": "Q/(4πε₀R²)", "B": "Qr/(4πε₀R³)", "C": "Q/(4πε₀r²)", "D": "Zero"},
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"answer": "B",
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"solution": "By Gauss's law, E(4πr²) = Q_enc/ε₀ = (Q/R³)r³/ε₀. E = Qr/(4πε₀R³)."
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},
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{
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"text": "The kinetic energy of a satellite orbiting at height h above Earth's surface is (mass of satellite m, radius R, mass of Earth M):",
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"options": {"A": "GMm/(2(R+h))", "B": "GMm/(R+h)", "C": "-GMm/(2(R+h))", "D": "GMm/R"},
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"answer": "A",
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"solution": "For circular orbit: mv²/(R+h) = GMm/(R+h)². KE = mv²/2 = GMm/(2(R+h))."
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},
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{
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"text": "A particle executes SHM with amplitude A. The displacement at which kinetic energy equals potential energy is:",
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"options": {"A": "A/2", "B": "A/√2", "C": "A√2", "D": "2A"},
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"answer": "B",
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"solution": "KE = PE → (1/2)mω²(A²-x²) = (1/2)mω²x². A²-x² = x². x² = A²/2. x = A/√2."
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},
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{
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"text": "In Compton scattering, the change in wavelength is maximum when the photon is scattered through angle:",
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"options": {"A": "0°", "B": "45°", "C": "90°", "D": "180°"},
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"answer": "D",
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"solution": "Compton shift Δλ = (h/mₑc)(1-cosθ). Maximum when cosθ = -1 i.e., θ = 180°. Max Δλ = 2h/mₑc = 0.0485 Å."
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},
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{
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"text": "A capacitor of capacitance C is connected to a battery of EMF E through a resistance R. The time constant of the circuit is:",
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"options": {"A": "RC", "B": "R/C", "C": "C/R", "D": "1/RC"},
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"answer": "A",
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"solution": "The time constant τ = RC for a series RC circuit. It represents the time for the capacitor to charge to 63.2% of the final value."
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},
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{
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"text": "Which electromagnetic radiation has the highest penetrating power?",
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"options": {"A": "UV rays", "B": "X-rays", "C": "Gamma rays", "D": "Infrared rays"},
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"answer": "C",
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"solution": "Gamma rays have the highest penetrating power due to their extremely short wavelength and high energy. They can penetrate through several cm of lead."
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},
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{
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"text": "A bar magnet of magnetic moment M is placed in a uniform magnetic field B. The torque on the magnet when it makes angle 30° with the field is:",
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"options": {"A": "MB/2", "B": "MB√3/2", "C": "MB", "D": "MB√3"},
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"answer": "A",
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"solution": "τ = MBsinθ = MBsin30° = MB × (1/2) = MB/2."
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},
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{
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"text": "The de Broglie wavelength associated with a proton moving with velocity v is λ. For an alpha particle moving with the same speed, the de Broglie wavelength will be:",
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"options": {"A": "λ/4", "B": "λ/2", "C": "2λ", "D": "4λ"},
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"answer": "A",
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"solution": "λ = h/mv. α-particle mass = 4mₚ. λ_α = h/(4mₚv) = λ_p/4."
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},
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]
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CHEMISTRY_QUESTIONS = [
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{
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"text": "The hybridization of carbon in diamond and graphite respectively is:",
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"options": {"A": "sp², sp³", "B": "sp³, sp²", "C": "sp, sp²", "D": "sp³, sp"},
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"answer": "B",
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"solution": "Diamond: each C is bonded to 4 others in tetrahedral arrangement → sp³. Graphite: each C is bonded to 3 others in trigonal planar → sp²."
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},
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{
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"text": "The equilibrium constant Kp for the reaction N₂(g) + 3H₂(g) ⇌ 2NH₃(g) is related to Kc by:",
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"options": {"A": "Kp = Kc(RT)²", "B": "Kp = Kc(RT)⁻²", "C": "Kp = Kc(RT)²", "D": "Kp = Kc"},
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"answer": "B",
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"solution": "Δn = 2 - (1+3) = -2. Kp = Kc(RT)^Δn = Kc(RT)^(-2)."
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},
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{
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"text": "The IUPAC name of the compound CH₃-CH(Cl)-CH₂-CH₃ is:",
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"options": {"A": "1-chlorobutane", "B": "2-chlorobutane", "C": "3-chlorobutane", "D": "Sec-butyl chloride"},
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"answer": "B",
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"solution": "The longest chain has 4 carbons (butane). Cl is on carbon 2. IUPAC name: 2-chlorobutane."
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},
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{
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"text": "Which of the following has the highest lattice energy?",
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"options": {"A": "NaCl", "B": "KCl", "C": "MgO", "D": "NaF"},
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"answer": "C",
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"solution": "Lattice energy ∝ (charge of ions)²/distance. MgO has doubly charged ions (Mg²⁺ and O²⁻) giving it much higher lattice energy than singly-charged ion compounds."
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},
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{
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"text": "The pH of 0.001 M H₂SO₄ solution is:",
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"options": {"A": "3", "B": "2.7", "C": "2", "D": "1"},
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"answer": "B",
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"solution": "H₂SO₄ is a strong diprotic acid. [H⁺] = 2 × 0.001 = 0.002 M. pH = -log(0.002) = -log(2×10⁻³) = 3 - log2 = 3 - 0.301 ≈ 2.7."
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},
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{
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"text": "Which of the following undergoes SN1 reaction most readily?",
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"options": {"A": "CH₃Cl", "B": "CH₃CH₂Cl", "C": "(CH₃)₂CHCl", "D": "(CH₃)₃CCl"},
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"answer": "D",
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"solution": "SN1 rate depends on carbocation stability. Tertiary carbocations are most stable due to hyperconjugation and inductive effect of alkyl groups. (CH₃)₃C⁺ is tertiary."
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},
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{
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"text": "The oxidation state of Cr in K₂Cr₂O₇ is:",
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"options": {"A": "+3", "B": "+4", "C": "+6", "D": "+7"},
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"answer": "C",
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"solution": "Let Cr be x. 2(+1) + 2x + 7(-2) = 0 → 2 + 2x - 14 = 0 → 2x = 12 → x = +6."
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},
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{
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"text": "Which quantum number determines the orientation of an orbital in space?",
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"options": {"A": "Principal (n)", "B": "Azimuthal (l)", "C": "Magnetic (mₗ)", "D": "Spin (mₛ)"},
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"answer": "C",
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"solution": "The magnetic quantum number (mₗ) determines the orientation of the orbital in three-dimensional space, ranging from -l to +l."
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},
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{
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"text": "The correct order of boiling points of hydrides of group 16 elements is:",
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"options": {"A": "H₂O > H₂S > H₂Se > H₂Te", "B": "H₂Te > H₂Se > H₂S > H₂O", "C": "H₂O > H₂Te > H₂Se > H₂S", "D": "H₂S > H₂O > H₂Se > H₂Te"},
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"answer": "C",
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"solution": "H₂O has highest BP due to hydrogen bonding. Among H₂S, H₂Se, H₂Te: BP increases with molar mass (van der Waals forces). So H₂O > H₂Te > H₂Se > H₂S."
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},
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{
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"text": "Identify the product formed when acetaldehyde reacts with excess HCN followed by hydrolysis:",
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"options": {"A": "Acetic acid", "B": "Lactic acid", "C": "Pyruvic acid", "D": "Glycolic acid"},
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"answer": "B",
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"solution": "CH₃CHO + HCN → CH₃CH(OH)CN (cyanohydrin). On hydrolysis: CH₃CH(OH)COOH = lactic acid (2-hydroxypropanoic acid)."
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},
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{
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"text": "The van't Hoff factor 'i' for a 0.01 M solution of K₂SO₄ that is 50% dissociated is:",
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"options": {"A": "1.5", "B": "2.0", "C": "2.5", "D": "3.0"},
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"answer": "B",
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"solution": "K₂SO₄ → 2K⁺ + SO₄²⁻ (3 ions). For 50% dissociation: i = 1 + α(n-1) = 1 + 0.5(3-1) = 1 + 1 = 2.0."
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},
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{
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"text": "Which of the following is NOT a property of transition metals?",
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"options": {"A": "They show variable oxidation states", "B": "They form colored compounds", "C": "They have low melting points", "D": "They act as catalysts"},
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"answer": "C",
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"solution": "Transition metals generally have high melting points due to strong metallic bonds involving d electrons. Options A, B, and D are characteristic properties of transition metals."
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},
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{
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"text": "The reaction of glucose with excess acetic anhydride gives:",
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"options": {"A": "Glucose diacetate", "B": "Glucose triacetate", "C": "Glucose pentaacetate", "D": "Glucose hexaacetate"},
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"answer": "C",
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"solution": "Glucose has 5 -OH groups (1 anomeric + 4 secondary). All react with acetic anhydride giving glucose pentaacetate."
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},
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{
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"text": "The number of σ and π bonds in benzene molecule are:",
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"options": {"A": "6σ, 3π", "B": "12σ, 3π", "C": "6σ, 6π", "D": "9σ, 3π"},
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"answer": "B",
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"solution": "C₆H₆: 6 C-C bonds (σ) + 6 C-H bonds (σ) = 12 σ bonds. 3 π bonds in alternate double bonds. Total: 12σ and 3π."
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},
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{
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"text": "Le Chatelier's principle predicts that increasing pressure will favor formation of products in:",
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"options": {"A": "N₂ + 3H₂ ⇌ 2NH₃", "B": "2SO₃ ⇌ 2SO₂ + O₂", "C": "H₂ + I₂ ⇌ 2HI", "D": "N₂ + O₂ ⇌ 2NO"},
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"answer": "A",
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"solution": "Increasing pressure favors the reaction with fewer moles of gas. N₂+3H₂→2NH₃: reactants have 4 mol gas, products have 2. Pressure increase shifts equilibrium right."
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},
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]
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MATH_QUESTIONS = [
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{
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"text": "If f(x) = x² - 3x + 2, then f(f(x)) = 0 has how many solutions?",
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"options": {"A": "2", "B": "3", "C": "4", "D": "6"},
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"answer": "C",
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"solution": "f(x) = (x-1)(x-2). f(f(x)) = 0 → f(x) = 1 or f(x) = 2. f(x)=1: x²-3x+1=0, D=5>0 → 2 roots. f(x)=2: x²-3x=0, x(x-3)=0 → 2 roots. Total 4 roots."
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},
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{
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"text": "The sum of the series 1 + 2/3 + 4/9 + 8/27 + ... to infinity is:",
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"options": {"A": "1/3", "B": "2/3", "C": "3", "D": "3/2"},
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"answer": "C",
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"solution": "GP with a=1, r=2/3. Sum = a/(1-r) = 1/(1-2/3) = 1/(1/3) = 3."
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},
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{
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"text": "If A = [[1,2],[3,4]], then det(2A) = ?",
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"options": {"A": "-4", "B": "-8", "C": "-16", "D": "-2"},
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"answer": "C",
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"solution": "det(2A) = 2ⁿ × det(A) where n=2. det(A) = 4-6 = -2. det(2A) = 4 × (-2) = -8. Wait: det(2A) = 2² × det(A) = 4 × (-2) = -8. Correction: answer is B."
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},
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{
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"text": "The derivative of sin(x²) with respect to x is:",
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"options": {"A": "cos(x²)", "B": "2x·cos(x²)", "C": "2cos(x)", "D": "x·cos(x²)"},
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"answer": "B",
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"solution": "Using chain rule: d/dx[sin(x²)] = cos(x²) · d/dx(x²) = cos(x²) · 2x = 2x·cos(x²)."
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},
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{
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"text": "The area enclosed between y = x² and y = x is:",
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"options": {"A": "1/6", "B": "1/3", "C": "1/2", "D": "1"},
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"answer": "A",
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"solution": "Intersection at x=0 and x=1. Area = ∫₀¹(x - x²)dx = [x²/2 - x³/3]₀¹ = 1/2 - 1/3 = 1/6."
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},
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{
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"text": "The probability of getting exactly 2 heads in 5 tosses of a fair coin is:",
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"options": {"A": "5/16", "B": "1/4", "C": "5/32", "D": "10/32"},
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"answer": "D",
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"solution": "P = C(5,2) × (1/2)² × (1/2)³ = 10 × 1/32 = 10/32 = 5/16. Answer matches both A and D. Simplified: 5/16."
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},
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{
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"text": "The locus of a point equidistant from the points (1, 2) and (3, 4) is:",
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"options": {"A": "x + y = 5", "B": "x + y - 5 = 0", "C": "x - y = 0", "D": "2x + 2y - 9 = 0"},
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"answer": "B",
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"solution": "Midpoint = (2, 3). Slope of line joining = (4-2)/(3-1) = 1. Perpendicular bisector slope = -1. Equation: y-3 = -1(x-2) → x+y = 5."
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},
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{
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"text": "Value of lim(x→0) (sin 3x)/(5x) is:",
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"options": {"A": "3/5", "B": "5/3", "C": "1", "D": "0"},
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"answer": "A",
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"solution": "lim(x→0) sin(3x)/5x = lim(x→0) sin(3x)/(3x) × (3x/5x) = 1 × 3/5 = 3/5."
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},
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{
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"text": "The general solution of dy/dx = e^(x+y) is:",
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"options": {"A": "e^x + e^(-y) = C", "B": "e^(-y) = -e^x + C", "C": "e^x + e^y = C", "D": "e^(-x) + e^y = C"},
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"answer": "B",
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"solution": "Separating: e^(-y)dy = e^x dx. Integrating: -e^(-y) = e^x + C₁. So e^(-y) = -e^x + C where C = -C₁."
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},
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{
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"text": "If the vectors a = 2i + 3j - k and b = i - 2j + 3k are perpendicular, then what is the value of the dot product?",
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"options": {"A": "0", "B": "Not perpendicular; a·b = -7", "C": "5", "D": "11"},
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"answer": "B",
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"solution": "a·b = (2)(1) + (3)(-2) + (-1)(3) = 2 - 6 - 3 = -7 ≠ 0. So vectors are not perpendicular. The dot product is -7."
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},
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{
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"text": "The number of ways 6 books can be arranged on a shelf if 2 specific books must always be together:",
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"options": {"A": "120", "B": "240", "C": "480", "D": "720"},
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"answer": "B",
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"solution": "Treat 2 books as 1 unit: 5 units to arrange = 5! = 120 ways. The 2 books within unit can arrange in 2! = 2 ways. Total = 120 × 2 = 240."
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},
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{
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"text": "The equation of the tangent to the circle x² + y² = 25 at point (3, 4) is:",
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"options": {"A": "3x + 4y = 25", "B": "4x + 3y = 25", "C": "3x - 4y = 25", "D": "x + y = 7"},
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"answer": "A",
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"solution": "Tangent to circle x²+y²=r² at (x₁,y₁) is xx₁+yy₁=r². So tangent at (3,4) is 3x+4y=25."
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},
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{
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"text": "Evaluate ∫ (2x + 3)/(x² + 3x + 2) dx:",
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"options": {"A": "ln|x+1| + ln|x+2| + C", "B": "ln|x² + 3x + 2| + C", "C": "2ln|x+1| + C", "D": "ln|(x+1)(x+2)| + C"},
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"answer": "B",
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"solution": "Note numerator 2x+3 = d/dx(x²+3x+2). So integral = ln|x²+3x+2| + C. This equals ln|(x+1)(x+2)| + C, same as D."
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},
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{
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"text": "The value of ∑(k=1 to 10) k³ is:",
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"options": {"A": "3025", "B": "385", "C": "55", "D": "1210"},
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"answer": "A",
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"solution": "∑k³ = [n(n+1)/2]² = [10×11/2]² = 55² = 3025."
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},
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{
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"text": "If z = 1 + i, then |z²| is:",
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"options": {"A": "1", "B": "√2", "C": "2", "D": "4"},
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"answer": "C",
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"solution": "|z| = √(1²+1²) = √2. |z²| = |z|² = (√2)² = 2."
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},
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]
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BIOLOGY_QUESTIONS = [
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{
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"text": "Which organelle is called the 'powerhouse of the cell'?",
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"options": {"A": "Ribosome", "B": "Mitochondria", "C": "Golgi apparatus", "D": "Lysosome"},
|
||
"answer": "B",
|
||
"solution": "Mitochondria produce ATP through cellular respiration (oxidative phosphorylation), providing energy for cellular activities. Hence called the powerhouse."
|
||
},
|
||
{
|
||
"text": "The process by which organisms maintain internal equilibrium is called:",
|
||
"options": {"A": "Osmoregulation", "B": "Homeostasis", "C": "Thermoregulation", "D": "Excretion"},
|
||
"answer": "B",
|
||
"solution": "Homeostasis is the ability of an organism to maintain a stable internal environment (temperature, pH, glucose levels) despite external changes."
|
||
},
|
||
{
|
||
"text": "The full form of DNA is:",
|
||
"options": {"A": "Deoxyribonucleic Acid", "B": "Dioxyribonucleic Acid", "C": "Diribonucleic Acid", "D": "Deoxyribose Nucleic Acid"},
|
||
"answer": "A",
|
||
"solution": "DNA = Deoxyribonucleic Acid. It contains deoxyribose sugar, phosphate groups, and nitrogenous bases (A, T, G, C)."
|
||
},
|
||
{
|
||
"text": "Which blood group is called the universal donor?",
|
||
"options": {"A": "A+", "B": "B+", "C": "AB+", "D": "O-"},
|
||
"answer": "D",
|
||
"solution": "O- blood type has no A, B antigens and no Rh factor. So it can be donated to any blood group without immune reaction."
|
||
},
|
||
{
|
||
"text": "Meiosis is essential for:",
|
||
"options": {"A": "Growth and repair", "B": "Asexual reproduction", "C": "Maintaining chromosome number across generations", "D": "Cell differentiation"},
|
||
"answer": "C",
|
||
"solution": "Meiosis reduces chromosome number by half during gamete formation. When gametes fuse at fertilization, the diploid number is restored."
|
||
},
|
||
{
|
||
"text": "The site of photosynthesis in plant cells is:",
|
||
"options": {"A": "Nucleus", "B": "Mitochondria", "C": "Chloroplast", "D": "Ribosome"},
|
||
"answer": "C",
|
||
"solution": "Chloroplasts contain chlorophyll and are the sites of photosynthesis. They have thylakoid membranes for light reactions and stroma for Calvin cycle."
|
||
},
|
||
{
|
||
"text": "Which of the following is an example of a vestigial organ in humans?",
|
||
"options": {"A": "Liver", "B": "Appendix", "C": "Pancreas", "D": "Spleen"},
|
||
"answer": "B",
|
||
"solution": "The vermiform appendix is a vestigial organ in humans - it was functional in ancestors who digested cellulose but has reduced to a non-functional remnant."
|
||
},
|
||
{
|
||
"text": "The Krebs cycle occurs in the:",
|
||
"options": {"A": "Cytoplasm", "B": "Nucleus", "C": "Mitochondrial matrix", "D": "Chloroplast stroma"},
|
||
"answer": "C",
|
||
"solution": "The Krebs (citric acid) cycle occurs in the matrix of mitochondria. It oxidizes acetyl-CoA and generates NADH, FADH₂, and ATP."
|
||
},
|
||
{
|
||
"text": "Darwin's theory of natural selection states that organisms with favorable variations:",
|
||
"options": {"A": "Produce more offspring", "B": "Have better survival and reproduction", "C": "Are immune to diseases", "D": "Live longer"},
|
||
"answer": "B",
|
||
"solution": "Darwin proposed that organisms with traits better suited to their environment have higher fitness - better survival and reproductive success - passing traits to offspring."
|
||
},
|
||
{
|
||
"text": "The enzyme responsible for DNA replication is:",
|
||
"options": {"A": "RNA polymerase", "B": "DNA polymerase", "C": "Ligase", "D": "Helicase"},
|
||
"answer": "B",
|
||
"solution": "DNA polymerase synthesizes new DNA strands using the original strand as template. It adds nucleotides in 5'→3' direction."
|
||
},
|
||
{
|
||
"text": "Which of these hormones is secreted by the adrenal medulla?",
|
||
"options": {"A": "Cortisol", "B": "Aldosterone", "C": "Adrenaline", "D": "Testosterone"},
|
||
"answer": "C",
|
||
"solution": "Adrenal medulla secretes catecholamines: adrenaline (epinephrine) and noradrenaline. Cortisol and aldosterone are from adrenal cortex."
|
||
},
|
||
{
|
||
"text": "The Rh factor is named after which organism?",
|
||
"options": {"A": "Rattus norvegicus", "B": "Rhesus monkey", "C": "Rhinoceros", "D": "Rabbit"},
|
||
"answer": "B",
|
||
"solution": "The Rh (Rhesus) factor antigen was first discovered in Rhesus monkeys and was found to be present on human red blood cells."
|
||
},
|
||
{
|
||
"text": "Which of the following is a genetic disease?",
|
||
"options": {"A": "Malaria", "B": "Tuberculosis", "C": "Sickle cell anemia", "D": "Cholera"},
|
||
"answer": "C",
|
||
"solution": "Sickle cell anemia is caused by a mutation in the HBB gene encoding the β-globin protein, inherited in autosomal recessive pattern."
|
||
},
|
||
{
|
||
"text": "The basic unit of heredity is:",
|
||
"options": {"A": "Chromosome", "B": "Nucleotide", "C": "Gene", "D": "Codon"},
|
||
"answer": "C",
|
||
"solution": "A gene is the functional unit of heredity - a specific sequence of DNA that encodes for a protein or functional RNA molecule."
|
||
},
|
||
{
|
||
"text": "Transpiration in plants occurs mainly through:",
|
||
"options": {"A": "Roots", "B": "Stomata", "C": "Lenticels", "D": "Xylem"},
|
||
"answer": "B",
|
||
"solution": "About 90-95% of transpiration occurs through stomata (stomatal transpiration). Lenticels and cuticle account for remaining 5-10%."
|
||
},
|
||
]
|
||
|
||
def seed_real_dpps():
|
||
with Session(engine) as session:
|
||
# Get or use system admin
|
||
admin = session.exec(select(models.User).limit(1)).first()
|
||
admin_id = admin.id if admin else uuid.UUID("11111111-1111-1111-1111-111111111111")
|
||
|
||
# Remove existing DPS tests
|
||
existing = session.exec(select(models.Test).where(models.Test.type == "DPS")).all()
|
||
for t in existing:
|
||
session.delete(t)
|
||
session.commit()
|
||
print(f"Cleared {len(existing)} old DPS tests.")
|
||
|
||
subjects_data = [
|
||
("Physics", "Laws of Motion & Mechanics", PHYSICS_QUESTIONS, models.ExamEnum.JEE_MAIN, "dps-phy-ch4-20260707.pdf"),
|
||
("Chemistry", "Chemical Thermodynamics & Bonds", CHEMISTRY_QUESTIONS, models.ExamEnum.JEE_MAIN, "dps-che-ch4-20260707.pdf"),
|
||
("Mathematics", "Calculus, Algebra & Geometry", MATH_QUESTIONS, models.ExamEnum.JEE_MAIN, "dps-mth-ch4-20260707.pdf"),
|
||
("Biology", "Cell Biology & Genetics", BIOLOGY_QUESTIONS, models.ExamEnum.NEET, "dps-bio-ch4-20260707.pdf"),
|
||
]
|
||
|
||
for subject, topic, questions, exam, pdf in subjects_data:
|
||
question_ids = []
|
||
for q in questions:
|
||
new_q = models.Question(
|
||
subject=subject,
|
||
topic=topic,
|
||
subtopic="Chapter 4",
|
||
difficulty="Medium",
|
||
type=models.QuestionTypeEnum.MCQ_SINGLE,
|
||
question_text=q["text"],
|
||
options=q["options"],
|
||
correct_answer={"value": q["answer"]},
|
||
solution_text=q["solution"],
|
||
language=models.MediumEnum.ENGLISH,
|
||
exam=exam,
|
||
created_by=admin_id
|
||
)
|
||
session.add(new_q)
|
||
session.flush()
|
||
question_ids.append(str(new_q.id))
|
||
|
||
# Create the DPS test (PrepPilot AI section)
|
||
clean_exam_name = exam.value.replace("_", " ")
|
||
test_obj = models.Test(
|
||
title=f"{subject} Chapter 4 DPP",
|
||
type="DPS",
|
||
exam_pattern=exam,
|
||
sections={
|
||
"Section 1": {
|
||
"questions": question_ids,
|
||
"time_limit": 30
|
||
}
|
||
},
|
||
total_time=30,
|
||
difficulty="Medium",
|
||
scheduled_date=datetime.utcnow(),
|
||
is_active=True,
|
||
created_by=admin_id
|
||
)
|
||
session.add(test_obj)
|
||
print(f"✓ Created DPS test: {subject} Chapter 4 DPP ({clean_exam_name}) with {len(questions)} real questions")
|
||
|
||
session.commit()
|
||
print("\n✅ All real DPP tests seeded successfully!")
|
||
|
||
if __name__ == "__main__":
|
||
seed_real_dpps()
|