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

Primary succession that starts on a dry habitat is called:

Question # 2

How plants are deprived of nutrients by acid rain

Question # 3

In limnetic zone the phytoplankton are:

Question # 4

______ components include all living organisms including plants and animals supported by biosphere

Question # 5

Which one of the following is not the main ionic nutrient

Question # 6

Parasitism is an association between a host and a parasite, which ivolves providing the parasite with:

Question # 7

Fungi are

Question # 8

______ lichens are the examples of foliose lichens

Question # 9

Tundra ecosystem is a vast treeless region bordering the:

Question # 10

Nutrients required by organism in large amount like water, carbon, hydrogen, oxygen, nitrogen, phosphorus, sulphur and  calcium are:

Question # 11

Food web is the group of various

Question # 12

The actual location or place where an organism lives is called its:

Question # 13

The gross production of an ecosystem is its total

Question # 14

Fungi and bacteria are:

Question # 15

Air conditioners are the source of

Question # 16

Animals are

Question # 17

Three principal stages of nitrogen cycle are:

Question # 18

Plants growing in xeric (dry) condition are called:

Question # 19

A group of interbreeding individual occurring in space and times is called:

Question # 20

In hydrospheric ecosystem the exchange material and transfer of energy takes place. 

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The lake ecosystem can be divided into ______ number of zones:
A. Two
B. Three
C. Four
D. Five
2 The basic role of an organism in the community is called
A. Niche
B. Factor
C. Ability
D. None of above
3 An ecosystem is made up of three main components:
A. The herbivores, carnivores and omnivores
B. The produces, the consumers and the decomposers
C. Primary, secondary and tertiary consumers
D. Producers, herbivores and carnivoers
4 Succulent plants are
A. Xerophytes
B. Mesophytes
C. Hydrophytes
D. None of above
5 Which oxides causes headache and brain damage
A. Nitrogen
B. Lead
C. CO2
D. CO
6 Which of the following is not a biotic component
A. Producers
B. Consumers
C. Decomposers
D. Water
7 Green photosynthetic plants are
A. Producers
B. Consumers
C. Decomposers
D. None of the above
8 Which of the following is not true about biotic components
A. Producers
B. Consumers
C. Decomposers
D. Atmosphere
9 Ecology is a ______ word.
A. German
B. British
C. French
D. Greek
10 Which of the following is an example of primary succession
A. Foliage stage
B. Moss stage
C. Hydrosere and xerosere
D. None of these

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