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  4. Biodiversity And Its Conservation Chapter-Wise Test 3

Biodiversity And Its Conservation Chapter-Wise Test 3

Correct answer Carries: 4.

Wrong Answer Carries: -1.

Which of the following is an example of in situ conservation?

Zoological parks
Seed banks
Wildlife sanctuaries
Cryopreservation
3

Wildlife sanctuaries are an example of in situ conservation, where species are protected in their natural habitat.

Which of the following statements about ecosystem services is correct?

Ecosystem services include pollination and soil formation.
Ecosystem services have no economic value.
Ecosystem services are only provided by forests.
Ecosystem services are not affected by human activities.
1

Ecosystem services include pollination, soil formation, water purification, and climate regulation, all of which are essential for human survival.

What is the primary cause of the loss of Amazon rainforest biodiversity?

Glaciation
Deforestation
Volcanic activity
Urbanization
2

Deforestation for agriculture, logging, and infrastructure development is the leading cause of biodiversity loss in the Amazon rainforest.

Which of the following species was driven to extinction by overhunting?

Thylacine
Blue whale
Indian elephant
Komodo dragon
1

The thylacine (Tasmanian tiger) was driven to extinction due to overhunting by humans.

Which of the following species has become extinct due to habitat destruction?

Dodo
African Elephant
Indian Star Tortoise
Komodo Dragon
1

The dodo became extinct due to habitat destruction and hunting.

Which of the following statements about species extinction is correct?

Extinction rates have increased due to human activities.
Extinction has no impact on ecosystem stability.
All species go extinct at the same natural rate.
Only large mammals are at risk of extinction.
1

Human activities such as deforestation, habitat destruction, and pollution have accelerated extinction rates beyond natural levels.

Which ecosystem service is NOT directly provided by biodiversity?

Pollination
Oxygen production
Climate regulation
Fossil fuel formation
4

Fossil fuel formation occurs over millions of years and is not directly provided by biodiversity, unlike pollination, oxygen production, and climate regulation.

Which conservation method involves the protection of biodiversity within its natural habitat?

Ex situ conservation
In situ conservation
Cryopreservation
Artificial breeding
2

In situ conservation involves protecting species in their natural habitats, such as in national parks and wildlife sanctuaries.

Which human activity is responsible for the destruction of the Amazon rainforest?

Fishing
Industrial pollution
Deforestation for agriculture
Mining for gold
3

Large areas of the Amazon rainforest are being cleared for agriculture, particularly for growing soybeans and raising cattle.

Which of the following factors is NOT part of the broadly utilitarian value of biodiversity?

Oxygen production
Pollination services
Aesthetic enjoyment
Direct economic benefits
4

Broadly utilitarian values refer to the indirect benefits of biodiversity, while direct economic benefits fall under narrowly utilitarian values.

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