How do organisms reproduce Worksheets

How do organisms reproduce Worksheet-7

Subjective questions:

21. Write names of one male and one female sex hormone.

22. Name the kind of reproduction in bee in which drones are produced.

23. Which parts of plants can grow vegetatively?

24. What is the function of  pollen grains   in flowers?

25. What is the other name of (i) Calyx (ii) Corolla (iii) Androecium (iv) Gynoecium?

How do organisms reproduce Worksheet-8

Subjective questions:

41. What happens to the ovule and the ovary after fertilisation?

42. What is the function of micropyle?

43. What is the end product of double fertilisation?

44. Name two organisms in which multiple fission occurs.

45. Name the artificial methods of vegetative propagation.

46. What is stock in grafting?

How do organisms reproduce Worksheet-9

Subjective questions:

61. Name the outermost covering of testis.

62. What is the site of fertilisation in female reproductive tract?

63. What is the site of implantation and development of young one in man?

64. What happens if the ovum is not fertilised?

65. Name the part in the female reproductive tract, which is commonly called 'birth canal'.