MDCAT Biology Chapter 8 MCQ Test With Answer for (Evolution)

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MCQ's Test For MDCAT Biology Chapter 8 MCQ's Test

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MDCAT Biology Chapter 8 MCQ's Test

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Question # 1

The ecosystem present on land or soil is called

Question # 2

An ecosystem is made up of three main components:

Question # 3

Which is not a seral stage

Question # 4

A short food chain of two or three links supports a community:

Question # 5

The process by which the limited amount of nitrogen is circulated and recirculated throughout the world of living organisms is known as the

Question # 6

Many cold=blooded animals remain inactive during winter season; it is called:

Question # 7

Grazers feed mainly on which kind of plants

Question # 8

The study of the relationship of animals to environment is called:

Question # 9

Tape worm is the example of

Question # 10

Loins are

Question # 11

______ lichens are the examples of foliose lichens

Question # 12

"Litho" means

Question # 13

The root nodules bacteria fix ______ in sil air:

Question # 14

A community is

Question # 15

The total amount of energy fixed by plants is ______ productions

Question # 16

All food chain and food web begin with:

Question # 17

Consumers that prey other animals are known as

Question # 18

A symbiotic association between a fungus and the roots of higher plants is known as

Question # 19

Which of the following is not true about biotic components

Question # 20

Topography is study of?

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MCAT Class Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The nutrient cycles are also called:
A. Biochemical cycles
B. Geochemical cycles
C. Biogeochemical cycles
D. Elemental cycles
2 Xerophytes can withstand with extreme conditions due to the presence of
A. Large parenchyma cells in the leaf
B. Sunken stomata
C. Thick cuticle and palisade layer
D. All of these
3 Fresh water ecosystem covers less than ______% of the hydrospheric ecosystems
A. 2
B. 3
C. 1
D. 4
4 The lake ecosystem can be divided into ______ number of zones:
A. Two
B. Three
C. Four
D. Five
5 Modern man has been on this planet for about
A. 4000 years
B. 400,000 year
C. 40,000 years
D. 50,000 years
6 The desert ecosystem of western punjab is called:
A. Thar
B. Thal
C. Alpine
D. Boreal
7 Biotic components includes all the
A. Nonliving components
B. Living components
C. Nonliving and living both
D. None of these
8 Succession ends with a diverse and relatively stable:
A. Xerosere
B. Derosere
C. Pioneers
D. Climax community
9 In coniferous alpine and boreal forest the temperature ranges from:
A. 0°C to 10°C
B. Below freezing point up to 10°C
C. Below freezing point up to 15°C
D. 0°C to 15°C
10 A thin layer (zone) of earth in which all living organisms exist is called:
A. Biosphere
B. Biome
C. Ozone
D. Ecosphere

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