Environmental Science and Ecology - Mock Test 82

Question 811

The term ‘Biocoenosis’ was proposed by?

A) Transley B) Carl Mobius C) Warming D) None of the above

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Question 812

Ecotype is a type of species in which environmentally induced variations are?

A) Temporary B) Genetically fixed C) Genetically not related D) None of the above

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Question 813

Synecology deals with?

A) Ecology of many species B) Ecology of many populations C) Ecology of community D) None of the above

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Question 814

Autecology deals with?

A) Ecology of species B) Ecology of many species C) Ecology of community D) All the above

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Question 815

Ecology deals with the study of?

A) Living beings B) Living and non living components C) Reciprocal relationship between living and non living components D) Environment

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Question 816

Ozone layer is being depleted by?

A) Smog. B) Sulphur dioxide. C) Carbon monoxide. D) Chloroflurocarbon.

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Question 817

Almost 99% of clean air consists of two gases which are?

A) Nitrogen and Carbon Dioxide B) Oxygen and Argon C) Oxygen and Carbon Dioxide D) Nitrogen and Oxygen

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Question 818

World environment day is celebrated every year on?

A) Aug 12. B) June 5. C) September 8. D) July 10

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Question 819

Supersonic planes cause?

A) Noise pollution. B) Air pollution. C) Radioactive pollution. D) Soil pollution

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Question 820

Which of the following is a radioactive element?

A) Uranium. B) Argon. C) Chromium. D) Cobalt

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