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

Question # 1

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 # 2

Abiotic component of ecosystem is:

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Producers

Herbivores

Camivore

Oxygen

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Question # 3

A group of organisms, similar to one another, which can interbreed in nature and produce fertile off springs.

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Species

Genus

Family

Population

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Question # 4

Which is tertiary carnivore.

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Deer

Frog

Snake

Lion

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Question # 5

it is example of secondary consumer.

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Cattle

Snake

Lion

Frog

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Question # 6

A symbiotic interaction in which both partners get benefits.

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Mutualism

Commensalism

Parasitism

Predation

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Question # 7

In 1927,................ developed the concept of ecological pyramids.

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Kelvin

Lamark

Charles Elton

Charles Darwin

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Question # 8

Livingof Nitrogen bacteria in the roots nodules of Leguminous plant is an example of :

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Predation

Parasitism

Mutualism

Commensalism

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Question # 9

R-3 means.

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Less use

Reuse

Recycle

Refuse

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Question # 10

the type of symbolic association in which partner gets benefits while other is neither benefited nor harmed is called:

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Commensalism

Mutualism

Parasitism

Predation

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Question # 11

In an ecosystem the flow of _________ is one way, while _________ is/are constantly recycled.

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Minerals, energy

Energy minerals

Oxygen, Energy

Glucose, water

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Question # 12

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

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food chains

food webs

energy pyramids

both A and B

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