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

Forest ecosystem is subdivided into ____ type of forests.

Question # 2

Eagle may eat blue bird, but blue bird eats insects like caterpillar and caterpillar feeds on grass or green leaves. This is a ______

Question # 3

In limnetic zone the phytoplankton are:

Question # 4

______ lichens are the examples of foliose lichens

Question # 5

When succession starts on dry soil or rocks it is called:

Question # 6

Regional ecological community of plants & animals primarily determined by climate

Question # 7

It is community relay

Question # 8

In tandra forests the willow tree with an age of 50 year have diameter of trunk only:

Question # 9

The last stage of plant succession is

Question # 10

Several bacteria in soil are able to oxidize ammonia or ammonium ions, this oxidation is known as:

Question # 11

A mixture of sand and clay in:

Question # 12

Secondary consumes form ______ trophic level

Question # 13

Nitrogen makes up 78 percent of the gases in:

Question # 14

Terrestrial ecosystem have main types of ecosystem:

Question # 15

The succession started on deserts is termed as

Question # 16

Fresh water ecosystem  cover the land only:

Question # 17

The principal stages of this cycle are

Question # 18

Which disease is due to nutritional deficiency

Question # 19

The ecosystem consists of interacting components,

Question # 20

Which is not a seral stage

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Grazing is important
A. To maintain the population of competitors
B. To maintain the population of grasses
C. To maintain the vigor of grasses
D. All of these
2 Diseases in living organisms which are caused by parasites are called
A. Infestations
B. Infection
C. Fusion
D. All of above
3 In hydrospheric ecosystem the exchange material and transfer of energy takes place. 
A. Within water and air
B. Within water and land
C. Within water
D. Within land and air 
4 Due to the trampling of the soil layer by the hooves of grazing animals the rain water will:
A. Penetrate deep into the soil
B. Not penetrate this soil
C. Stop on the soil
D. Do not affect this layer of  the soil
5 Ozone is present at about ________ km above earth
A. 5 -10
B. 10 - 20
C. 10 - 40
D. 10 - 50
6 Mascara is a type of:
A. Lion
B. Bird
C. Monkey
D. Bear
7 Regional ecological community of plants & animals primarily determined by climate
A. Biome
B. Niche
C. Habitat
D. Both b & c
8 Plants growing on dry habitat is called:
A. Hydrophytes
B. Mesophytes 
C. Xerophytes 
D. None of these above 
9 Biosphere is spread out over the surface of planet earth extending about ______ kilometers in the upper reaches of atmosphere and also in same distance into the depths of oceans
A. 8 - 10
B. 8 - 12
C. 8 - 14
D. 8 - 16
10 Plants like cacti store their water in large:
A. Collenchyma tissues
B. Mesenchymal tissues
C. Parenchyma tissues
D. Epidermal tissues 

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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