Define biological magnification.

Important Questions on Our Environment

EASY

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 6

Depict the reaction of ozone formation.

EASY

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 7

What do you think will be the impact of garbage on our environment?

EASY

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 8

Mention the components of ecosystem.

EASY

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 9

Name greenhouse gases.

MEDIUM

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 10

What are the two major environmental problems?

EASY

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 1

Why do carnivores get less energy than herbivores?

EASY

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 2

Define acid rain and mention its adverse effect.

MEDIUM

10th CBSE

IMPORTANT

Science Part-III NEW ERA BIOLOGY Textbook for Class X>Chapter 5 - Our Environment>EXERCISE>Q 3

How does food web provide stability to food chains?