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

While preparing for the test, the students should allocate the proper time to all the topics. The candidates who intend to appear in the MDCAT must solve the chapter-wise MCQs provided on this platform. Through solving the MCQs, the students can better understand the topic and learn the topics for a longer time.

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

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

  • Total Questions20

  • Time Allowed20

MDCAT Biology Chapter 8 MCQ's Test

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Question # 1

When succession starts on dry soil or rocks it is called:

Question # 2

Terrestrial ecosystem have main types of ecosystem:

Question # 3

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

Question # 4

An association between two organisms, which brings benefit to both the organisms is called:

Question # 5

Primary succession that starts on a dry soil or rock is called:

Question # 6

Major unit of ecology is :

Question # 7

The gross production of an ecosystem is its total

Question # 8

The principal stages of this cycle are

Question # 9

Predation decreases by decreasing the prey due to

Question # 10

Joseph Grinnell an American scientist was:

Question # 11

The actual location of place where an organisms live is called its:

Question # 12

Several bacteria in soil are able to oxidize ammonia or ammonium ions, this oxidation is known as:

Question # 13

The nutrient cycles are also called as

Question # 14

In tandra forests the willow tree with an age of 50 year have diameter of trunk only:

Question # 15

This is an association between a host and a parasite

Question # 16

Aerosol spray foams are potential sources of

Question # 17

Oxides of nitrogen are produced by burning of

Question # 18

Taj Mahal's marble has been affected by

Question # 19

Excessive ploughing of lands in arid regions results in the development of

Question # 20

Infestations are the diseases which are caused by ________ in living organisms

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Oxides of nitrogen are produced by burning of
A. Carbonate
B. Leaded patrol
C. Fossil fuels
D. All of above
2 Each biome consists of a combination of plants and animals in the fully developed
A. Climax community
B. Community
C. Population
D. None of above
3 The succession which occurs in dry soil or rock is
A. Hydrosere
B. Xerosere
C. Decrosere
D. All of these
4 In case of symbiosis ___________ is benefited.
A. Host
B. Parasite 
C. Both host and parasite 
D. None of these
5 Plants growing in extreme cold soil are called:
A. Sciophytes
B. Psychrophytes
C. Heliophytes
D. Cyanophytes
6 Grazers feed mainly on which kind of plants
A. Tree leaves
B. Shrubs
C. Grasses
D. Cereals
7 There is an association between two organisms, which brings benefits to both the organisms
A. Predation
B. Symbiosis
C. Parasitism
D. None of above
8 A symbiotic association between a fungus and the roots of higher plants is known as
A. Lichen
B. Parasitism
C. Mycorrhiza
D. Commensalism
9 The animal that is caught and eaten away is called
A. Victim
B. Prey
C. Predators
D. Host
10 ------------------- are the autotrophs that capture and bring light energy into ecosystem
A. Decomposers
B. Algae
C. Producers
D. None o these

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