MEDIUM
8th CBSE
IMPORTANT
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Which of the following is a viviparous animal?

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Important Questions on Reproduction and Adolescence

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>EXERCISES>Q 4
In humans, the development of embryo takes place in 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>EXERCISES>Q 5
Human body cells contain _____ pair of chromosomes. 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>EXERCISES>Q 6
The stage when the reproductive organs reach sexual maturity is called
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>EXERCISES>Q 7
The hormone which regulates development of secondary sexual characters in males is 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>EXERCISES>Q 8
Metamorphosis in frogs is controlled by 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>Some Questions from NCERT>Q 1
Explain the importance of reproduction in organisms.
HARD
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>Some Questions from NCERT>Q 2
Explain the process of fertilisation in human beings.
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 8 - Reproduction and Adolescence>Some Questions from NCERT>Q 3
Internal fertilisation occurs