MEDIUM
10th CBSE
IMPORTANT
Earn 100

Make a flow chart of a food chain commonly found on land.

Important Questions on Our Environment

EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 8
Define the food web.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 10
Food chains usually do not have more than four trophic levels. Why?
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 12
Choose one category of chemicals from the brackets that are responsible for the ozone hole. (Chlorofluorocarbons/Nitrogen).
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 1
What are the components of an ecosystem?
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 2
How are heterotrophs different from autotrophs?
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 3
What is the importance of decomposers in an ecosystem?
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 4
Why do you need to clean an aquarium periodically while ponds do not need to be cleaned?
EASY
10th CBSE
IMPORTANT
Foundation Science Biology>Chapter 8 - Our Environment>EXERCISES>Q 5
What do you understand by a trophic level?