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

Which oxides causes headache and brain damage

Question # 2

Dormancy in animals through a drought or dry season is called:

Question # 3

Tick the biotic (intra-specific) factors:

Question # 4

The first comers in an area are termed as

Question # 5

The land will be turned to barren land if there is:

Question # 6

Forest ecosystem is subdivided into ____ type of forests.

Question # 7

Consumers are ______ organisms

Question # 8

Terrestrial ecosystem have main types of ecosystem:

Question # 9

______ are autotrophic organisms

Question # 10

Biosphere is spread over the surface of plant earth, extending upto:

Question # 11

Insect and flower relationship is the example of

Question # 12

Succession begins by a few hardy invaders called:

Question # 13

All populations within an ecosystem are known as a:

Question # 14

One mechanism of temperature regulation was developed by land plans and animals by developing.

Question # 15

Chlorofluorocarbons are

Question # 16

The succession which occurs in dry soil or rock is

Question # 17

In an ecosystem after succession, a new invaders are called

Question # 18

One atom of chlorine can destroy up to ___________ ozone molecules?

Question # 19

We can strengthen the soil nitrogen resources by adding:

Question # 20

Plants growing in xeric (dry) condition are called:

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 About ______% of solar energy is used to evaporate water, heat up soil and then lost to the outer space
A. 95
B. 97
C. 98
D. 99
2 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
3 The organisms found in the gut of the termites which help it digest wood are the
A. Bacteria
B. Fungi
C. Flagellates
D. Viruses
4 A biotic components includes the components like:
A. Air, water, and animals
B. Air, soil and plants
C. Air, water and soil,
D. air, soil, and, animals
5 Green plants are ______ trophic level
A. First
B. Second
C. Third
D. Forth
6 Green house effect, acid rain headaches and coughs are related to which of the followings?
A. Oxides of nitrogen
B. Oxides of sulphur
C. CO
D. CFCs
7 Mycorrhiza is an association between the roots of plants growing in acid soil and certain
A. Virus
B. Fungi
C. Bacteria
D. Nematods
8 The green photosynthetic plants, which capture and bring light energy into the ecosystem are:
A. Decomposers
B. Consumers
C. Producers
D. Scanvengers
9 Which oxides causes headache and brain damage
A. Nitrogen
B. Lead
C. CO2
D. CO
10 The oxidation of ammonia is
A. Ammonification
B. Nitrogen fixation
C. Nitrification
D. Denitrification

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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