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

00:00
Question # 1

Tundra ecosystem is a vast treeless region bordering the:

Question # 2

Fungi as well as bacteria are generally known as

Question # 3

Topography is study of?

Question # 4

Major unit of ecology is :

Question # 5

All populations within an ecosystem are known as a:

Question # 6

Aerosol spray foams are potential sources of

Question # 7

An animal that preys other animals is a

Question # 8

Annual rainfall in grassland is about:

Question # 9

Fresh water ecosystem covers less than ______% of the hydrospheric ecosystems

Question # 10

The major components of ecosystem are

Question # 11

Dominant species of mammals in grassland are the:

Question # 12

The relationships between insects and flowering plants is an example of:

Question # 13

Plants growing in extreme cold soil are called:

Question # 14

Shallow water zone of the lake near the shore is called:

Question # 15

Animals are

Question # 16

Plant and animals replace the earlier ones in a way of

Question # 17

Which element is the most potent source for the depletion of ozone layer

Question # 18

Green, plants are basically:

Question # 19

The essential requirement for life is:

Question # 20

The ecosystem present on land or soil is called

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Global warming is the result of
A. Ozone layer depletion
B. Acid rain
C. Green house gases
D. All of them
2 Two main types of environment factors are:
A. Geotropism and phototropism
B. Abiotic and biotic
C. Land aquatic
D. None of these
3 Dominant species of mammals in grassland are the:
A. Omnivores
B. Herbivores
C. Carnivores
D. Insectivores
4 The deficiency of which one of the following is cause of goiter
A. Iodine
B. Calcium
C. Potassium
D. Iron
5 Eagle may eat blue bird, but blue bird eats insects like caterpillar and caterpillar feeds on grass or green leaves. This is a ______
A. Food chain
B. Food web
C. Both A and B
D. None of above
6 The essential requirement for life is:
A. Minerals
B. Water 
C. Carbohydrates
D. Proteins 
7 Acid rain is mainly due to
A. SO2
B. NO2
C. Lead components
D. Both a and b
8 The biotic components of the ecosystem are the
A. Producers
B. Consumers
C. Producers,consumers and the decomposers
D. Decomposers
9 The principal stages of this cycle are
A. Ammonification
B. Nitrification
C. Assimilation
D. All of above
10 In temperature deciduous forest the average rainfall is:
A. 650 -1500 mm
B. 750 -1500 mm
C. 800 - 1600 mm
D. 700 - 1500 mm

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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