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

Lices and mosquitoes are the examples of

Question # 2

Global warming is the result of

Question # 3

Oxides of nitrogen are produced by burning of

Question # 4

______ incorporate gaseous nitrogen from air into organic nitrogen containing compounds

Question # 5

The study of human population and factor affecting it is called

Question # 6

Nitrogen makes up ______ percent of the gases in atmosphere

Question # 7

A process in which one organism get benefit from the relationship is known as

Question # 8

Insect and flower relationship is the example of

Question # 9

Any ecosystem is made up of three components like:

Question # 10

The oxygen concentration in the air is maintained by the green plants which release it during

Question # 11

Plant and animals replace the earlier ones in a way of

Question # 12

A relationship that harms one of the partners is called

Question # 13

Identify correct trophic level of food chain

Question # 14

Succession ends with a diverse and relatively stable:

Question # 15

Similar groups of individuals who can interbreed and produce organisms of their own kind form a:

Question # 16

Basically, all animals depend on plants for their:

Question # 17

The basic role of an organism in the community is called

Question # 18

A ______of energy can be constructed showing energy transfer in a community of organisms

Question # 19

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

Question # 20

Green house effect, acid rain headaches and coughs are related to which of the followings?

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The combination of many food chains is termed as
A. Food chain
B. Food web
C. Trophic level
D. None of above
2 There is an association between two organisms, which brings benefits to both the organisms
A. Predation
B. Symbiosis
C. Parasitism
D. None of above
3 The average rainfall in desert ecosystem is:
A. 20 - 30 cm
B. 20 - 40 cm
C. 25 - 50 cm
D. 14 - 35 cm
4 The amount of energy left after plants have met their respiratory needs is net primary production, which shows up as plant:
A. Respiration
B. Photosynthesis
C. Biomass
D. Reserve
5 The type of association between two organisms, which brings benefit to both the organisms is called
A. Commensalism
B. Predation
C. Mutualism
D. Parasitism
6 Mycorrhiza is an association of
A. Algae with roots of higher plants
B. Bryophytes with roots of higher plants
C. Fungi with roots of higher plants
D. Bacteria with roots of higher plants
7 Ornithology is the sudy of
A. Mammals
B. Reptiles
C. Insects
D. Birds
8 Enrichment of water bodies by organic nutrients is called
A. Organic pollution
B. Eutrophication
C. Sewage pollution
D. Dtergents pollution
9 The productivity of aquatic ecosystem is basically determined by the:
A. Light and nutrients
B. Light and carbohydrates 
C. Light and proteins 
D. Light and minerals  
10 A process in which green plants are eaten by animals is called
A. Grazing
B. Predation
C. Commensalization
D. None of these

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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