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

Three principal stages of nitrogen cycle are:

Question # 2

Which disease is due to nutritional deficiency

Question # 3

Biotic components includes all the

Question # 4

All populations within an ecosystem are known as a:

Question # 5

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

Question # 6

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

Question # 7

______ is a change in the community structure of an ecosystem over a period of time

Question # 8

A common animal of temperate deciduous forests is the:

Question # 9

In 1917, Joseph Grinnell an American ornithologist first proposed the term niche in:

Question # 10

We are reducing natural 'carbon dioxide's

Question # 11

Fresh water ecosystem  cover the land only:

Question # 12

Grassland which do not have woody plants are called:

Question # 13

Algae are

Question # 14

Salt water ocean and sea are the largest ecosystem which cover __________ of earth surfaces.

Question # 15

Air conditioners are the source of

Question # 16

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

Question # 17

The last stage of plant succession is

Question # 18

Tape worm is the example of

Question # 19

A symbiotic relationship that benefits one species & neither helps nor harms the other is called

Question # 20

The nutrient cycles are also called as

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Plants growing in xeric condition are called
A. Xerophytes
B. Mesophytes
C. Hydrophytes
D. Schizophytes
2 The animal that is caught and eaten is the
A. Predator
B. Prey
C. Consumer
D. Both a and c
3 The purest form of global warming is in the shape of
A. Disease
B. Flood
C. Acid rain
D. All of these
4 The deficiency of which one of the following is cause of goiter
A. Iodine
B. Calcium
C. Potassium
D. Iron
5 The animal that is caught and eaten away is called
A. Victim
B. Prey
C. Predators
D. Host
6 Which of the following is not true about biotic components
A. Producers
B. Consumers
C. Decomposers
D. Atmosphere
7 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 
8 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
9 The study of the relationship of animals to environment is called:
A. Biology
B. Ecology
C. Microbiology
D. Zoology
10 What are the environmental buffers?
A. Trees
B. Animals
C. Factories
D. Microbes

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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