EASY
4th CBSE
IMPORTANT
Earn 100

A fish lays thousands of eggs at a time in the water but only a few of them develop into baby fishes. Why?
 

Important Questions on Animals and their Young Ones

EASY
4th CBSE
IMPORTANT
Mastering SCIENCE Integrated with Environmental Education 4..>Chapter 9 - Animals and their Young Ones>Exercises>Q E
What is hatching?
EASY
4th CBSE
IMPORTANT
Mastering SCIENCE Integrated with Environmental Education 4..>Chapter 9 - Animals and their Young Ones>Exercises>Q F
Describe the life cycle of a frog.
EASY
4th CBSE
IMPORTANT
Mastering SCIENCE Integrated with Environmental Education 4..>Chapter 9 - Animals and their Young Ones>Exercises>Q F
Describe the life cycle of a cockroach.
MEDIUM
4th CBSE
IMPORTANT
Mastering SCIENCE Integrated with Environmental Education 4..>Chapter 9 - Animals and their Young Ones>Exercises>Q G
Do you think life on the earth would continue if reproduction does not happen in animals?
 
MEDIUM
4th CBSE
IMPORTANT
Mastering SCIENCE Integrated with Environmental Education 4..>Chapter 9 - Animals and their Young Ones>Exercises>Activity Project
Find out how many young ones are given birth by different mammals like buffalo, dog, goat and cow at a time. How long does it take for the young ones to become independent?