Draw a labelled diagram of sperm.

Important Questions on Human Reproduction

HARD

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 13

Describe the structure of seminiferous tubules with diagram.

HARD

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 20

Draw the diagram of female reproductive system with well labelled organs. (Diagrammatic sectional view)

EASY

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 26

Ovulation is induced by a hormone called-

MEDIUM

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 28

Sertoli cells are regulated by the hormone-

EASY

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 29

Spermiation is the process of the release of sperms from-

MEDIUM

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 30

What is fertilization ? How many sperms fertilize one Ovum.

EASY

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 32

During fertilization, sperms contact with which part of ovum ?

EASY

12th Bihar Board

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR BIOLOGY>Chapter 3 - Human Reproduction>Bihar Board-2020>Q 35

Which among the following antibodies, the nascent child obtains maximum from their mother’s milk-