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10th Class Biology Chapter 16 Man and His Environment English Medium KPK Boards Online Mcqs MCQs With Answers

Question # 1

Abiotic component of ecosystem is:

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Producers

Herbivores

Camivore

Oxygen

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Question # 2

Which of the following is not an example of green house gas?

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CO₂

Methane

Oxygen

Nitrous oxide

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Question # 3

The type of symbiotic relationship in which one member get benefit and other is unaffected is called.

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Parasitism

Mutualism

Commensalism

Predation

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Question # 4

Which one of the following is not a temporary parasite?

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Mosquito

Virus

Leech

Bed bug

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Question # 5

A group of organisms of the same species inhabiting a species geographical area ta a particular time is called:

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population

community

ecosystem

species

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Question # 6

All populations collectively are called.

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Species

Blome

Community

Ecosystem

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Question # 7

In the food chain"grass......rabbit....... fox..............bear...........mushroom", how many types of decomposers are present"?

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Question # 8

When we eat the onion, our trophic level is

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Primary consumer

Secondary consumer

Decomposer

Producers

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Question # 9

The materials flow from one trophic level to the next by means of:

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Food chains

Food web

Both a & b

None of these

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Question # 10

The type of environment in which a particular species lives is called.

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Ecosystem

Habitat

Biosphere

Community

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Question # 11

Which Charles Eiton developed the concept of ecological pyramids?

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1926

1927

1928

1929

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Question # 12

Naturally found in graphite and diamond.

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Nitrogen

Oxygen

Hydrogen

Carbon

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Question # 13

The type of symbiotic relationship in which one member get benefit and other is harmed is called.

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Parasitism

Mutualism

Commensalism

Predation

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