1. Correct sequence in development is
2. Type of cleavage in an egg is determined by
3. At the end of first meiotie division, male germ cell differentiates into
4. Breaking of acrosome membrane is
5. Yellow corpus luteum occurs in a mammal in
6. Seminiferous tubules occur in
7. Site of fertilization in a mammal is
8. Cells of Leydig occur in
9. Sertoli cells are found in
10. Cryptorchidism is a condition of testes
11. Clitoris in mammals is
12. In mammals, failure of testis to descend into the scrotum is known as
13. Insect egg is
14. Meroblastic cleavage is division
15. Freshly released human egg has
16. Gaseous growth hormone is
17. Plant hormone controlling fruit ripening is
18. Which one can absorb red and far-red light?
19. Auxin synthesis occurs in
20. Removal of apical bud results in
21. Foolish seedling disease/bakane of rice helped in discovery of hormone
22. Which one induces flowering in short day plants
23. Cut or excised leaves remain green for long if induced to root or dipped in
24. Which of the following hormones can replace vernalisation?
25. In short day plants, flowering is induced by
26. Apical dominance is due to
27. Which is employed for artificial ripening of banana fruits?
28. Effect of day length duration on plant development /flowering is
29. Apical dominance is
30. IAA precursor is
31. Photoperiodism was discovered by
32. Leaf fall occurs when content of
33. Vernalisation is
34. Gibberellins bring about
35. Growth plotted against time gives a
36. Which one shows red ↽⇀ far-red interconversions?
37. A chemical beleived to be involved in flowering is
38. Naturally occurring auxin is
39. Auxanometer is required for
40. Gibberellins cause
41. A long day plant is
42. Avena curvature test was first of all done by
43. When the dark period of short day plants is interrupted by a brief exposure of light the plant
44. Hormone involved in phototropism is
45. Evergreen trees remain green throughout the year on account of
46. Cytokinin
47. Which of the following stimulates growth or cell enlargement?
48. Which of the following physiological effects is caused in plants by gibberellic acid
49. Sprouting of potato can be prevented in storage by
50. Bending of stem towards light is