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

In temperate grassland the rate primary production is about:

Question # 2

Parasites that live inside the body of the host:

Question # 3

The example of decomposers of the ecosystem are the

Question # 4

In coniferous alpine and boreal forests the winter is:

Question # 5

Predator-prey relationship has a significant influence on:

Question # 6

We are reducing natural 'carbon dioxide's

Question # 7

The study of relationship of an organism to their environment is knows as:

Question # 8

A lichen is the symbiotic association between a

Question # 9

A new system is developed after an existing ecosystem is called

Question # 10

The first comers in an area are termed as

Question # 11

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

Question # 12

The amount of energy left after plants have met their respiratory needs shows up the plant:

Question # 13

Moss stage is represented by

Question # 14

Root Nodules are the example of

Question # 15

Animals are

Question # 16

Consumers that prey other animals are known as

Question # 17

Primary succession that starts on a dry habitat is called:

Question # 18

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

Question # 19

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

Question # 20

Consumers

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 "Litho" means
A. Air
B. Earth / soil
C. Water
D. All of these
2 The tundra vegetation supports the animals called:
A. lemmings
B. Marchpolo sheeps
C. Goats
D. None of these
3 The major unit of ecology is the:
A. Physical component
B. Biotic component
C. Ecosystem
D. Logos
4 Three principal stages of nitrogen cycle are:
A. Ammonification, Nitrification, and Assimilation
B. Ammonification, Acidification, and Assilimlation
C. Esterification, Nitrification, and Assimilation
D. Ammonification, Nitrification, and Denitrification
5 The total energy from the sun is trapped by the producers in an ecosystem is about:
A. 20%
B. 10%
C. 5%
D. 1%
6 It is community relay
A. Niche
B. Evolution
C. Speciation
D. Succession
7 The ecosystem consists of two basic interacting components:
A. Living and physical
B. Biotic and abiotic
C. Living and biotic
D. Both a & b
8 Heterotrophic organisms are basically:
A. Producers
B. Consumers
C. Producer and consumers
D. None of these
9 Iron, iodine and zinc required by the organisms are said to the:
A. Macronutrients
B. Micronutrients 
C. Moderate nutrients
D. Assimilation 
10 In temperature deciduous forest the range of temperature is form:
A. 0∘C - 30∘C
B. 4∘C - 30∘C
C. 4∘C - 25∘C
D. 4∘C - 40∘C

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