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

Bacterial and fungi are mainly included in the group of

Question # 2

Several bacteria in soil oxidize ammonia or ammonium ions this oxidation is known as

Question # 3

Plants growing in xeric (dry) condition are called:

Question # 4

The ecosystem present on land or soil is called

Question # 5

The study of different communities (grouping of population) in relation to their environment is called

Question # 6

The parasites that live outside the body of the host are called:

Question # 7

In littoral zone, the water is:

Question # 8

Water changes its temperature:

Question # 9

The lake ecosystem can be divided into ______ number of zones:

Question # 10

The sucessions started on water is called as

Question # 11

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

Question # 12

Consumers

Question # 13

______ are autotrophic organisms

Question # 14

------------------- are the autotrophs that capture and bring light energy into ecosystem

Question # 15

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

Question # 16

In 1917, Joseph Grinnell an American ornithologist first proposed the term niche in:

Question # 17

The chief reservoir of nitrogen is the

Question # 18

The living organisms, which cannot prepare their own food but obtain ready-made food form others, are:

Question # 19

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

Question # 20

The study of relationship of an organisms to their environment is known is

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The study of a single population's relationship to its environment will be called as
A. Autecology
B. Synecology
C. Ecology
D. Biogeopraphy
2 The animal that is caught and eaten is called:
A. Prey
B. Host
C. Victim
D. Quarry
3 The predeter and prey relationship is called as
A. Predation
B. Animes
C. Parasitism
D. None of above
4 The dead plants and animal bodies in lakes are decomposed by certain:
A. Cyanobacteria
B. Bacteria
C. Mold
D. Protozoans 
5 Monoculture is
A. One organism
B. A lab culture
C. A pure culture
D. Both b and c
6 The process by which the limited amount of nitrogen is circulated and recirculated throughout the world of living organisms is known as the
A. Nitrogen cycle
B. Nitrogen path way
C. Nitrogen depletion
D. None of above
7 Life on earth is affected by both
A. Weather and water
B. Weather and climate
C. Climate and water
D. Water and air
8 Benefits brings about by both of the organisms is called
A. Mutualism
B. Symbiosis
C. Anabolism
D. catabolism
9 Salt water ocean and sea are the largest ecosystem which cover __________ of earth surfaces.
A. 70%
B. 71%
C. 80%
D. 65%
10 The term ecology originally was used in 1866 by the German zoologist:
A. Charles Eton
B. Ernst Haeckel
C. Joseph Grinnell
D. Carolus linnaeus

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