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Class 8

Explore popular questions from Conservation of Plants and Animals for Class 8. This collection covers Conservation of Plants and Animals previous year Class 8 questions hand picked by experienced teachers.

Conservation of Plants and Animals

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Q 1. More soil erosion occurs where there is-

A

No rainfall

B

Low rainfall

High rainfall

D

None of the above

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Q 2. Which is most suitable soil for plant growth ?

A

Gravel

Loam

C

Sand

D

Clay

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Q 3. Frequent floods in plains of Northern India is due to–

A

Excessive rainfall

B

Siltation of dams

Deforestation in catchment areas

D

Agriculture

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Q 4. Conservation refers to -

A

Management of natural resources

B

Judicious use of natural resources

C

Protection of natural ecosystems

All of the above

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Q 5. Soil conservation is –

A

Aeration of soil

B

Erosion of soil

Protection of soil against loss

D

Conversion of sterile soil into fertile soil

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Q 6. Removal of top fertile layer of soil by wind or water is called –

A

Leaching

Erosion

C

Siltation

D

Weathering

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Q 7. Soil erosion can be prevented by–

A

Increase in bird population

Afforestation

C

Over-grazing

D

Removal of vegetation

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Q 8. MAB stands for –

A

Man and Biodiversity

B

Mammals and Biosphere

Man and Biosphere

D

Man and Biology

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Q 9. What is the main cause of extinction of wild life ?

A

Urbanisation

B

Poaching

C

Felling of trees

All of the above

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Q 10. A National Park provides protection to -

A

Flora only

B

Fauna only

C

Flora and fauna

Entire ecosystem

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Q 11. Conservation refers to -

A

Management of natural resources

B

Protection of natural resources

C

Proper use of natural resources

All of the above

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Q 12. Deforestation is the major cause of-

A

Environmental pollution

B

Genetic erosion

Desertification of habitat

D

Depletion of natural resources

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Q 13. Red Data Book' provides information of :

Threatened species

B

Biota of Red Sea

C

World flora

D

World fauna

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Q 14. Forests control drought through-

Increasing rainfall

B

Functioning as water shed

C

Large trees

D

Retention of water and prevention of soil erosion

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Q 15. Plants and animals are best protected in-

A

Sanctuaries

B

Botanical gardens

C

Zoos

National parks

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Q 16. Forests-

A

Maintain natural balance

B

Control atmospheric pollution

C

Prevent soil erosion

All of the above

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Q 17. 5th June is -

A

World population day

B

World health day

World environment day

D

World animal day

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Q 18. Chipko movement' is connected with-

A

Project tiger

B

Plant breeding

Protection of environment including habitat and wild life

D

Conservation of natural resources

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Q 19. A threatened species is-

A

Rare

B

Endangered

C

Vulnerable

All of the above

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Q 20. An example of in situ conservation is-

A

Zoo

B

Pond

Biosphere reserve

D

Seashore

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Q 21. Wildlife refers to :

A

Any living organism kept in cage

B

Any living organism present in sanctuary

C

Any plant species growing in garden

Any living organism in its natural habitat

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Q 22. The cause of extinction of species is :

A

Man made forest fire

B

Excessive grazing

C

Inroduction of exotic species

All of the above

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Q 23. Aim of conservation is :

A

To preserve the quality of environment i.e. maintain a pollution - free environment.

B

To ensure a continuous yield of useful plants, animals and materials for generations to come

1 and 2 both

D

None of the above

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Q 24. How many megadiversity centres present in all over the world?

A

5

B

7

C

10

12

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Q 25. Asiatic lion protected in :

Gir Forest National Park, Gujarat.

B

Sunderban National Park, Westbengal.

C

Kanha National Park, Madhya Pradesh.

D

All the above