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

Major unit of ecology is :

Question # 2

In temperature deciduous forest the average rainfall is:

Question # 3

Root Nodules are the example of

Question # 4

Salt water ocean and sea are the largest ecosystem which cover __________ of earth surfaces.

Question # 5

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

Question # 6

Animals feed on green plants and grasses are called

Question # 7

These micro-organisms use the proteins and amino acids and release excess of ammonia (NH3) or ammonium ions (NH4). This process is known as

Question # 8

Predation decreases by decreasing the prey due to

Question # 9

The succession started after destruction of an area is called as

Question # 10

Both organisms benefit from the ______ relationship

Question # 11

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

Question # 12

Annual rainfall in grassland is about:

Question # 13

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

Question # 14

Omnivores are described by how many trophic levels

Question # 15

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

Question # 16

The fourth trophic level includes the:

Question # 17

Decomposers get their food from

Question # 18

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

Question # 19

Joseph Grinnell an American scientist was:

Question # 20

Monoculture is

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Moss stage is represented by
A. Polytrichum
B. Tortula
C. Adiantum
D. Both a and b
2 The root nodules bacteria fix ______ in sil air:
A. Parasitism
B. Carbon dioxide 
C. Nitrogen
D. Hydrogen 
3 Which one of a endoparasite of organisms
A. Fungi causes dandruff in hair
B. Tapworms
C. Earthworms
D. Lices
4 A symbiotic relationship that benefits one species & neither helps nor harms the other is called
A. Mycorrihza
B. Symbiosis
C. Commensalism
D. Mutualism
5 It is community relay
A. Niche
B. Evolution
C. Speciation
D. Succession
6 ------------------- are the autotrophs that capture and bring light energy into ecosystem
A. Decomposers
B. Algae
C. Producers
D. None o these
7 The ecosystem present on land or soil is called
A. Terrestrial ecosystem
B. Lithospheric ecosystem
C. A and B
D. None
8 Consumers are ______ organisms
A. Autotrophic
B. Heterotrophic
C. Decomposers
D. None of above
9 Tick the biotic (intra-specific) factors:
A. Wave action, humidity, light
B. Colonization,aggregation,parental care
C. Neutralism,mutualism,predation
D. Mineral elements, mutualism,parasitism
10 All food chain and food web begin with:
A. Producers
B. Consumers
C. Decomposers
D. Prey

Test Questions

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  • zikra rehman

    zikra rehman

    13 Oct 2018

    some answerz are given wrong????

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  • khaqan

    khaqan

    10 Sep 2018

    i have got 94 marks over 100 please add me to highh scorer

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  • Wahab

    Wahab

    26 May 2018

    Add my name in high scorers

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