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

Infestations are the diseases which are caused by ________ in living organisms

Question # 2

Plant and animals replace the earlier ones in a way of

Question # 3

Similar groups of individuals who can interbreed and produce organisms of their own kind form a:

Question # 4

Taj Mahal's marble has been affected by

Question # 5

Dominant plant species in grassland are:

Question # 6

The process by which the limited amount of nitrogen is circulated and recirculated throughout the world of living organisms is known as the

Question # 7

Which of these diseases is not infectious?

Question # 8

A thin layer (zone) of earth in which all living organisms exist is called:

Question # 9

Dandruff is caused by

Question # 10

Which oxides causes headache and brain damage

Question # 11

Much of nitrogen found in the soil is the result of:

Question # 12

The relationship of a single population towards its environment is called

Question # 13

Food chain is an example of

Question # 14

Air conditioners are the source of

Question # 15

Primary succession that starts on a dry soil or rock is called:

Question # 16

The establishment of stable vegetation on an area is termed as

Question # 17

Nutrient cycle are also called us:

Question # 18

Establishment of new forest at places where no forests existed previously is called

Question # 19

The term ecology comes from the Greek words Oikos, meaning "the family household" and logy (logos) meaning:

Question # 20

Biotic components includes all the

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Much of nitrogen found in the soil is the result of:
A. Degeneration 
B. Decomposition 
C. Denitrification
D. Assimilation 
2 Animals are
A. Producers
B. Consumers
C. Decomposers
D. Non of the above
3 Terrestrial ecosystem have main types of ecosystem:
A. Five
B. Four
C. Three
D. Two
4 Over grazing may lead to:
A. Tundra
B. Taiga
C. Grassland
D. Desert
5 The land will be turned to barren land if there is:
A. Little grazing
B. Moderate grazing 
C. Over grazing
D. None grazing
6 The animal that is caught and eaten is called:
A. Prey
B. Host
C. Victim
D. Quarry
7 The chemical elements essential for life in living organisms are called ______ elements
A. Biogenic
B. Abiogenic
C. Nutrient
D. Both A and C
8 Consumers are ______ organisms
A. Autotrophic
B. Heterotrophic
C. Decomposers
D. None of above
9 A collection of related parts that function as a unit is called:
A. Organ
B. Organism
C. System
D. Individual
10 Some ______ years ago human population and conversion of land to agricultural production began
A. 10,000
B. 40,000
C. 5000
D. None

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