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

Any ecosystem is made up of three components like:

Question # 2

Charles Eton defined the niche as the species:

Question # 3

In which types of soil does water logging occur?

Question # 4

An association between certain fungi and the roots of plants growing in acid soil is:

Question # 5

The term ecology was first used by a ________ zoologist.

Question # 6

The dead plants and animal bodies in lakes are decomposed by certain:

Question # 7

The parasites that live outside the body of the host are called:

Question # 8

Which of these stages appears as a pioneer during succession on barren land?

Question # 9

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

Question # 10

It is the study of the relationship of animals (organisms) to their environment

Question # 11

The bacteria in the root nodules fix ______ in soil air, converting it to amino acids

Question # 12

In coniferous alpine and boreal forest the temperature ranges from:

Question # 13

Abiotic factors include:

Question # 14

The amount of energy left after plants have met their respiratory needs shows up the plant:

Question # 15

Biosphere is spread out over the surface of planet earth extending about:

Question # 16

------------------- are the autotrophs that capture and bring light energy into ecosystem

Question # 17

Consumers are the all the organisms, primarily animals. They obtain energy directly or indirectly from

Question # 18

Some ______ years ago human population and conversion of land to agricultural production began

Question # 19

The green photosynthetic plants, which capture and bring light energy into the ecosystem are:

Question # 20

The animals which feed on grasses are called:

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Predation decreases by decreasing the prey due to
A. Decrease in food
B. Decrease in water
C. Decrease in consumers
D. All of these
2 Food web maintains the stability of
A. Environment
B. Biosphere
C. Ecosystem
D. Biotic components
3 _____is the study of interaction between living organism and their environment
A. Evolation
B. Genetics
C. Ecology
D. Sociology
4 An animal which captures and readily kills living animals for its food is known as
A. Parasite
B. Predator
C. Scavenger
D. Consumer
5 Which rule depicts its correct statement regarding temperature variation?
A. Allen's Rule:
Birds and mammals have greater size in cold region
B. Bergman's Rule:
The tail snout and ears are smaller in colder region.
C. Jordan's Rule:
Birds in cold regions are with narrow wings.
D. All are false.
6 Lichens are dual organisms composed of symbiotic association of algae living within a fungus:
A. Mycelium
B. Sporangium
C. Hyphae
D. Rhizophore
7 Lichens have thick crust and live in extreme conditions is a successional stage of
A. Foliage lichen
B. Crustose lichen
C. Moss stage
D. All of these
8 The study of different communities to environment is called
A. Autecology
B. Synecology
C. Microbiology
D. Ornithology
9 About 20 years ago what was the rate at which human population was increasing
A. 1%
B. 2%
C. 3%
D. 5%
10 Nitrogen makes up ______ percent of the gases in atmosphere
A. 76
B. 77
C. 78
D. 98

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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