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

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MDCAT Biology Chapter 8 MCQ's Test

00:00
Question # 1

Which one of the following is an example of commensalism

Question # 2

The desert ecosystem of western punjab is called:

Question # 3

Decomposers get their food from

Question # 4

The eating of grasses is termed as

Question # 5

All the organisms, primarily animals, which obtain energy directly or indirectly from the produces as ready-organic food are:

Question # 6

There is an association between two organisms, which brings benefits to both the organisms

Question # 7

Chlorofluorocarbons are

Question # 8

When bacteria in soil oxidize ammonia or ammonium ions this is called:

Question # 9

______ components include all living organisms including plants and animals supported by biosphere

Question # 10

Plant and animals replace the earlier ones in a way of

Question # 11

Lichen is the example of

Question # 12

Which of the following is not a biotic component

Question # 13

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

Question # 14

The soil of the deciduous forest is:

Question # 15

A short food chain of two or three links supports a community:

Question # 16

Animals feed on green plants and grasses are called

Question # 17

Overgrazing

Question # 18

Primary succession that starts on a dry habitat is called:

Question # 19

The fourth trophic level includes the:

Question # 20

The combination of many food chains is termed as

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The eating of grasses is termed as
A. Grassing
B. Browsing
C. Eating
D. None of above
2 The animal that is caught and eaten is the
A. Predator
B. Prey
C. Consumer
D. Both a and c
3 What are the environmental buffers?
A. Trees
B. Animals
C. Factories
D. Microbes
4 As the number of the predators decreases the numbering of prey:
A. Decreases
B. Increases
C. Remain constant 
D. Sometime increases sometime decrease
5 Food web is the group of various
A. Food substances
B. Food chains
C. Trophic levels
D. All of these
6 Which of the following is not true about abiotic components
A. Water
B. Temperature
C. Consumers
D. Gravity
7 Loins are
A. Primary consumers
B. Secondary consumers
C. Tertiary consumer
D. All of above
8 There are ______ major terrestrial biomes
A. 2
B. 4
C. 6
D. 8
9 Shallow water zone of the lake near the shore is called:
A. Intertidal zone
B. Littoral zone
C. profundal zone
D. Limnetic zone
10 The oxygen concentration in the air is maintained by the green plants which release it during
A. Fermentation
B. Respiration
C. Photosynthesis
D. Chemosynthesis

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