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

00:00
Question # 1

_____is the study of interaction between living organism and their environment

Question # 2

Biosphere is spread over the surface of plant earth, extending upto:

Question # 3

Plants growing in xeric condition are called

Question # 4

The type of association between two organisms, which brings benefit to both the organisms is called

Question # 5

The tundra vegetation supports the animals called:

Question # 6

Bacterial live and get food from roots of plants is an example of

Question # 7

When bacteria break down nitrates and release nitrogen  back into atmosphere this process is called:

Question # 8

Between 80 to 90% of the original energy is lost as heat as a byproduct of

Question # 9

Food chains combine to form

Question # 10

The productivity of aquatic ecosystem is basically determined by the:

Question # 11

Which element is the most potent source for the depletion of ozone layer

Question # 12

Nutrient elements become the part of protoplasm during

Question # 13

Some ______ years ago human population and conversion of land to agricultural production began

Question # 14

The gill pouches present in embryos of mammals :

Question # 15

Which one of a endoparasite of organisms

Question # 16

A little light is left to power photosynthesis at the depth of:

Question # 17

A ______of energy can be constructed showing energy transfer in a community of organisms

Question # 18

The nutrient cycles are also called as

Question # 19

Succession begins by a few hardy invaders called:

Question # 20

______ lichens are the examples of foliose lichens

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 On poles, the average temperature is
A. Zero°C
B. 5°C
C. Below freezing point
D. None
2 Overgrazing resulted in
A. Diminishing the grasses
B. Desert
C. Barren land
D. All of these
3 Predator-prey relationship has a significant influence on:
A. Distribution of organisms
B. Abundance of organisms
C. Both a & b
D. Non-availability of organisms
4 An animal which captures and readily kills living animals for its food is known as
A. Parasite
B. Predator
C. Scavenger
D. Consumer
5 Mascara is a type of:
A. Lion
B. Bird
C. Monkey
D. Bear
6 Benefits brings about by both of the organisms is called
A. Mutualism
B. Symbiosis
C. Anabolism
D. catabolism
7 Tape worm is the example of
A. Endoparasite
B. Ectoparasite
C. Outer parasite
D. All of above
8 The major components of ecosystem are
A. 2
B. 3
C. 4
D. 6
9 ______ lichens are the examples of foliose lichens
A. Dermatocarpon
B. Permellia
C. Both a and b
D. None of above
10 The nutrient cycles are also called as
A. Biogeochemical cycles
B. Biochemical cycles
C. Geo-cycles
D. All of above

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