General Knowledge MCQs & Hindi GK Quizzes

Question #71230

Which of the following represents the most complex level?

A Community

B Species

C Ecosystem

D Population

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Question #71229

What is the term for the maximum number of inviduals that an area can support indefinitely?

A Biotic potential

B Carrying capacity

C Niche

D Maximum density

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Question #71228

Which type of succession would probably result after a prescribed burn of mature Jack Pine in northern Michigan?

A Primary

B Secondary

C Tertiary

D None of these

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Question #71227

Which of the following is an example of secondary succession?

A Appearance of mosses and weeds on an exposed rock fence

B Abandoned farm field covered with weeds and shrubs

C Former pond now supporting growth of shrubs and trees

D Establishment of plants on a newly formed island

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Question #71226

A study of a meadow ecosystem revealed the following tropic relationships. Sweet clover grasshoppers toads snakes. The primary producer (s) in the meadow is (are)?

A Sweet clover

B Grasshoppers

C Toads

D Snakes

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सही उत्तर: 1

Question #71225

Bacteria and fungi act as .. Within an ecosystem?

A Primary producers

B Primary consumers

C Secondary consumers

D Decomposers

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Question #71224

The Greenhouse effect refers to?

A Increasing agricultural yields

B Gradual warming of the earths surface

C Build up of toxic airborne pollutants

D Reduction in the earths ozone layer

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Question #71223

Under optional conditions, the fruit fly (Drosophila) is capable of producing a new generation every two weeks. This ability is referred to as the of the species?

A Carrying capacity

B Niche

C Biotic potential

D Optimal yield

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Question #71222

The ..........Of a species describes the tropic function it fills in its environment?

A Niche

B Habitat

C Carrying capacity

D Biotic potential

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Question #71221

........... Is the least influential in determining the distribution of terrestrial biomes?

A Light intensity

B Rainfall

C Salinity

D Temperature

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सही उत्तर: 3