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Class XII Biology Important Questions on Human Reproduction

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Question 1

Which of the following organisms produce sperm without involving meiosis?

Question 2

Amphimixis is

Question 3

Which set is similar?

Question 4

The middle piece of the sperm contains

Question 5

Which of the following events in not associated with ovulation in human female?

Question 6

Match the items given in Column I with those in Column II and select the correct option given below:-
Column I
a. Proliferative Phase
b. Secretory Phase
c. Menstruation
Column II
i. Breakdown of endometrial lining
ii. Follicular Phase
iii. Luteal Phase

Question 7

The source of mammalian hormone “Relaxin” is

Question 8

Which is regarded as urinary bladder of embryo?

Question 9

Which of the following plant cells is not surrounded by a cell wall?

Question 10

Development of an embryo without fertilization is called as

Question 11

Which one of the following pairs of hormones are the examples of those that can easily pass through the cell membrane of the target cell and bind to a receptor inside it (mostly in the nucleus)?

Question 12

Which one of the following statements about human sperm is correct?

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Sep 26NEET & AIIMS