Environmental Science and Ecology - Mock Test 18

Question 171

In a National Park protection is provided to?

A) Entire ecosystem B) Flora and fauna C) Fauna only D) Flora only

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Question 172

Human dominated biosphere is called?

A) Troposphere B) Stratosphere C) Hemisphere D) Noosphre

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Question 173

Geo-stationary satellites?

A) Rotate very fast B) Are located near the earth C) Are stationary D) Rotate with speed equal to that of earth

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Question 174

Gamma and X-rays are not used for remote sensing because?

A) They are absorbed by object B) They are reflected by object C) They are absorbed by layer atmosphere D) They are not absorbed

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Question 175

Fresh water problem arises due to?

A) Globaly available stocks are insufficient B) Uneven distribution on earth C) No regeneration of required quantity through natural hydrological cycle D) Any one of above

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Question 176

Fresh water present on earth is?

A) 97.50% B) 0.01% C) 2.5 % D) 1.97%

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Question 177

Forests control drought by?

A) Preventing soil erosion B) Increasing oxygen C) Increasing humidity and rainfall D) Preventing floods

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Question 178

For mapping. Remote sending equipment is mounted on?

A) Aircraft and satellite B) Ship and spacecraft C) Satellite and spacecraft D) All the above

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Question 179

Extensive planting of trees to increase forest cover is called?

A) Deforestation B) Agroforestry C) Social forestry D) Afforestation

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Question 180

Ex situ conservation is carried out in?

A) Sanctuary B) National park C) Biosphere reserve D) Zoo.

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