EASY
12th CBSE
IMPORTANT
Earn 100

Define population and community.

Important Questions on Organisms and Populations

MEDIUM
12th CBSE
IMPORTANT
What are the main functions of water vapours present in the atmosphere?
HARD
12th CBSE
IMPORTANT
Why cannot a population live alone by itself in nature?
MEDIUM
12th CBSE
IMPORTANT
Clownfish lives among the tentacles of Sea Anemones. What is this interaction between them called and why they carry out this interaction?
MEDIUM
12th CBSE
IMPORTANT
Egrets are often seen along with grazing cattle. How do you refer to this interaction? Give a reason for the association.
MEDIUM
12th CBSE
IMPORTANT
What is “r” in the population equation dN /dt = rN?
MEDIUM
12th CBSE
IMPORTANT
How does increase and decrease in the value of “r” affect the population size?
MEDIUM
12th CBSE
IMPORTANT
Differentiate between mutualism and competition.