MEDIUM
10th CBSE
IMPORTANT
Earn 100

Why do you need to clean an aquarium periodically while ponds do not need to be cleaned?

Important Questions on Our Environment

EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 5
What do you understand by a trophic level?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 6
What will happen if all the organisms at a trophic level die?
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 7
In what direction does the energy flow in a food chain? Why is it unidirectional?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 8
Usually, why do you have a greater number of organisms at the lower trophic levels?
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 9
Construct a food web that has rabbits, plants, herbivorous insects, hawks, sparrows, wolves, spiders, frogs, and snakes.
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?