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

In an ecosystem after succession, a new invaders are called

Question # 2

Lichens are dual organisms composed of symbiotic association of algae living within a fungus:

Question # 3

The succession which occurs in dry soil or rock is

Question # 4

Macronutrients are required by the organisms in:

Question # 5

Lices and mosquitoes are the examples of

Question # 6

In which types of soil does water logging occur?

Question # 7

A mixture of sand and clay in:

Question # 8

Aerosol spray foams are potential sources of

Question # 9

The productivity can be indicated by:

Question # 10

The oxidation of ammonia is

Question # 11

Identify correct trophic level of food chain

Question # 12

Which one of the following is an example of commensalism

Question # 13

The organisms of same species live in a same place is called

Question # 14

A relationship that harms one of the partners is called

Question # 15

The relationship of a single population towards its environment is called

Question # 16

What is cause of Eutrophication

Question # 17

Plants growing on dry habitat is called:

Question # 18

Fungi are

Question # 19

Which oxides causes headache and brain damage

Question # 20

Lichen is the example of

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 ______ is a group of interbreeding individuals occurring together in space and time
A. Population
B. Species
C. Community
D. All of above
2 The animals which feed on grasses are called:
A. Grassers
B. Browsers
C. Grazers
D. Grazophytes
3 We can strengthen the soil nitrogen resources by adding:
A. Liquid nitrogen to soil
B. Ammonia gas to soil
C. Nitrogen fertilizers to soil
D. Nitrogen fixing bacteria to soil 
4 Which are pioneers of terrestrial ecosystem
A. Dermatocarpons
B. Parmelia
C. Polytrichum
D. None of these
5 All the organisms, primarily animals, which obtain energy directly or indirectly from the produces as ready-organic food are:
A. Decomposers
B. Consumers
C. Detritivores
D. Scavengers
6 Primary succession that starts on a dry soil or rock is called:
A. Hydrosere
B. Derosere
C. Xerosere
D. Aquasere
7 In lithospheric ecosystem the availability of water is:
A. Unlimited
B. UniForm
C. Limited
D. Zero
8 The bacteria in the root nodules fix ______ in soil air, converting it to amino acids
A. Nitrogen
B. Phosphorus
C. Sulphur
D. Iron
9 The amount of energy left after plant have met their respiratory need is net primary production called as
A. Mass
B. Gross production
C. Biomass
D. None
10 The major unit of ecology is:
A. Biosphere
B. Ecosystem
C. Community
D. Population

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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