EASY
10th CBSE
IMPORTANT
Earn 100

Construct a food web that has rabbits, plants, herbivorous insects, hawks, sparrows, wolves, spiders, frogs, and snakes.

Important Questions on Our Environment

EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 10
Where is the ozone layer found? What is the importance of ozone layer?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 11
How is ozone formed in the upper atmosphere? Why is damage to the ozone layer a cause of concern to us? What causes this damage?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 12
What are the problems caused by non-biodegradable wastes?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 1
All heterotrophs are consumers. How would you classify them?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 2
Explain the flow and loss of energy in an ecosystem.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 3
What is the biological magnification? Explain how the level of accumulation of harmful substances varies with trophic levels.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 4
What is the ozone hole? How was it formed? What is being done to control it?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 1
In an ecosystem, there is a flow of