Mock Test-I Answer Keys | Budding Forensic Classes

Biology

1. b) Saprophytes
2. b) Parasitism
3. a) Plasmodesmata
4. d) Eukaryotic cell
5. b) 9 + 2
6. a) Calvin cycle
7. c) Nitrogen fixation
8. a) Transpiration
9. d) RuBisCO
10. b) Rhizobium
11. c) Transpiration
12. b) Xylem and phloem
13. c) Gibberellins
14. b) Photosynthesis
15. a) Turgor pressure
16. c) Glycolysis
17. d) Citric acid cycle
18. b) Palisade parenchyma
19. c) Spongy mesophyll
20. d) Plasmodesmata
21. b) Symplast
22. d) Apoplast
23. c) Leguminosae
24. a) Stomata
25. d) Root hairs

Physics

1. a) \( U = \frac{q_1 q_2}{4 \pi \epsilon_0 r} \)
2. b) Displacement is maximum
3. b) \( mc^2 \left( 1 - \sqrt{1 - 0.01} \right) \)
4. c) Both kinetic energy and momentum
5. b) Newton's second law
6. b) 11.2 km/s
7. d) All of the above
8. a) \( \frac{2}{5} MR^2 \)
9. b) 680 Hz
10. c) The displacement is maximum
11. c) The angular momentum remains constant
12. c) It may lie inside or outside the object
13. a) \( X_L = X_C \)
14. b) Directly proportional to the current
15. c) They require a medium for propagation
16. d) Alpha particle
17. c) \( \frac{1}{8} \)
18. a) \( E = \frac{hc}{\lambda} \)
19. b) Intensity of the incident light
20. b) Glass to air
21. a) Decreasing the wavelength of light used
22. b) -2.5 V
23. c) 56
24. c) It has a large number of free electrons at absolute zero
25. b) The wavelength associated with a moving particle is inversely proportional to its momentum

Chemistry

1. b) Azimuthal quantum number (l)
2. a) [Ar] \( 3d^5 4s^1 \)
3. b) Mg
4. b) 2
5. c) Fluorine
6. c) \( sp^3 \)
7. c) \( sp^3d^2 \)
8. b) \( CO_2 \)
9. b) The total energy of an isolated system is constant
10. d) Viscosity
11. d) The average kinetic energy of gas molecules is inversely proportional to the temperature
12. c) The rate will be quadrupled
13. b) \( Mn^{2+} \)
14. c) \( NaCl \)
15. c) +6
16. d) \( HF \)
17. a) Pentaamminechloridocobalt(III) chloride
18. b) The half-life of the reaction is independent of the initial concentration
19. b) \( CO_2 \)
20. a) \( H_2O_2 \)
21. b) 2-Butene
22. a) \( HF < HCl < HBr < HI \)
23. d) All of the above
24. b) Benzene undergoes addition reactions readily
25. a) 2-Propanol