Environmental Science and Ecology - Mock Test 61

Question 601

Biosphere is that?

A) By which life originated B) Where individuals interact with each other C) Which relates to spherical organisms D) Organic compound by which the life diminishes

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Question 602

The number of kinds of food chains?

A) One B) Two C) Three D) Four

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Question 603

The pyramid of numbers in a grassland ecosystem will be?

A) Linear B) Upright C) Irregular D) Inverted

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Question 604

Which of the following is logical sequence of carbon cycle?

A) Photosynthesis-consumer-decomposer B) Decomposer-consumer-photosynthesis C) Photosynthesis-decomposer-consumer D) Consumer-photosynthesis-decomposer

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Question 605

In a forest ecosystem, green plants are?

A) The primary producers B) Primary producers only sometimes C) The decomposers D) The consumers

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Question 606

The processes involving the transformation of carbon compounds on earth include?

A) Only the plants B) Both biological and non-biological processes C) Only the living organisms D) Only the animals

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Question 607

In a food chain the largest population is that of?

A) Producers B) Decomposers C) Tertiary consumers D) Primary consumers

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Question 608

The living steady state has a self-regulatory mechanism which is?

A) Feedback mecanism B) Homeotherms C) Homozygous D) Homeostasis

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Question 609

Energy flow and energy transformations in living systems strictly conform to the?

A) Law of limiting factors B) Liebig's law of minimum C) Laws of thermody namics D) Shelford's law of tolerance

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Question 610

Deers are?

A) Autptrophic B) Heterotrophic C) Herbivores D) Atrophic

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