conservation of plants and animals

A major threat of survival of organisms like variety of plants and animal which exist on earth is due to................

• Desertification

• Ecosystem

• Deforestation

• Both desertification and deforestation

Preserving areas of biological importance make them a part of our national heritage.

• True

• False

(a)   are areas where animals are protected from any disturbance to them and their habitat.

The Pachmarhi biosphere reserves consist of

• One national park named Satpura

• Two wild life sanctuaries named Bori and Pachmarhi

• One wild life sanctuary named Bori

• One wild life sanctuary named Pachmarhi

Which of the following is true:

• National park cannot be downgraded to Wildlife sanctuary.

• National park can be downgraded to Wildlife sanctuary.

• Wildlife sanctuary can be downgraded to National park.

• Wildlife sanctuary cannot be downgraded to National park.

• Wildlife sanctuary can be upgraded to National park.

The existence of a diverse variety of plants and animals living in a region is called_______.

• Species

• Flora

• Fauna

• Biodiversity

Relationship between a biotic community and an abiotic environment is called________.

• Biodiversity

• Ecosystem

• Symbiosis

• Survival

Loss of biodiversity is also because of _______ in human population.

• Increase

• Decrease

• Spread

• Fight

Oil spill is a threat to organisms living in ________.

• Forests

• Deserts

• Seas

• Plains

Dodo bird is an example of ________ species.

• Extinct

• Endangered

• Vulnerable

• Rare