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

Parasites which live inside the host body is called:

Question # 2

Food chains combine to form

Question # 3

The ecosystem present on land or soil is called

Question # 4

Loins are

Question # 5

Sahara Desert i found in :

Question # 6

______ are autotrophic organisms

Question # 7

A thin layer of earth in which all living organisms live is called:

Question # 8

Xerophytes can withstand with extreme conditions due to the presence of

Question # 9

Aerosol spray foams are potential sources of

Question # 10

An animal which captures and readily kills living animals for its food is known as

Question # 11

In 1917, Jpseph Grinnel an American ornithologist first proposed the term ______ in ecology

Question # 12

______ incorporate gaseous nitrogen from air into organic nitrogen containing compounds

Question # 13

Predation decreases by decreasing the prey due to

Question # 14

Lichens have thick crust and live in extreme conditions is a successional stage of

Question # 15

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

Question # 16

The major components of ecosystem are

Question # 17

Two main types of environment factors are:

Question # 18

Plant and animals replace the earlier ones in a way of

Question # 19

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

Question # 20

The abiotic components are also termed as

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Regional ecological community of plants & animals primarily determined by climate
A. Biome
B. Niche
C. Habitat
D. Both b & c
2 Which of the following is not an abiotic component
A. Atmosphere
B. Hydrosphere
C. Lithosphere
D. Producers
3 The fungi and bacteria, which obtain their energy from the dead and decaying plants and animals are:
A. Decomposers
B. Consumers
C. Producers
D. Scanvengers
4 _____is the study of interaction between living organism and their environment
A. Evolation
B. Genetics
C. Ecology
D. Sociology
5 A symbiotic relationship that benefits one species & neither helps nor harms the other is called
A. Mycorrihza
B. Symbiosis
C. Commensalism
D. Mutualism
6 ______ is a change in the community structure of an ecosystem over a period of time
A. Succession
B. Primary succession
C. Secondary succession
D. None of above
7 Fresh water ecosystem covers less than ______% of the hydrospheric ecosystems
A. 2
B. 3
C. 1
D. 4
8 The ecosystem present on land or soil is called
A. Terrestrial ecosystem
B. Lithospheric ecosystem
C. A and B
D. none
9 Charles Eton defined the niche as the species:
A. Work
B. Employment
C. Job
D. Occupation
10 An association between two organisms, which brings benefit to both the organisms is called:
A. Parasitism
B. Commensalisms
C. Predation
D. Symbiosis

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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