EASY
10th CBSE
IMPORTANT
Earn 100

Give two examples of biodegradable and non-biodegradable substance.

Important Questions on Our Environment

MEDIUM
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 5
What do you mean by ‘ten percent law’ of energy transfer?
EASY
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 6
Why is ozone called as shield layer?
EASY
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 7
How many gases are involved in ozone depletion? Mention their names.
EASY
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 8
What is global warming?
MEDIUM
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 9
What are the adverse effects of greenhouse effect?
EASY
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 10
Give one example of lotic and lentic type of ecosystem.
EASY
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 11
What do you mean by transducers? Give an example?
EASY
10th CBSE
IMPORTANT
Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 12
Why do vultures and earthworm called as detritivores?