Ecology

What is ecology?

• The study of biotic and abiotic factors

• Interaction between living and non living components

• Interrelationship between biotic and abiotic factors

• All of the above

Which of the following is an example for ecosystem

• Grass

• Forest

• Lion

• Stone

Commensalism is a relationship between.............

Explain mutualism.

Answer explanation

Mutualism is a type of positive animal interaction in which two organisms belonging to different species interact with each other and both will get benefitted.

The primary cause of ozone depletion is

• CFCs

• CO₂

• O₃

• PAN

The picture depicts which symbiotic relationship?

• mutualism

• parasitism

• predation

• commensalism