MDCAT Biology Chapter 8 MCQ Test With Answer for (Evolution)

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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

The oxidation of ammonia is

Question # 2

Climax in zerosere is the establishment fo

Question # 3

The essential requirement for life is:

Question # 4

It is community relay

Question # 5

Dominant species of mammals in grassland are the:

Question # 6

Macronutrients are required by the organisms in:

Question # 7

About ______% of solar energy is used to evaporate water, heat up soil and then lost to the outer space

Question # 8

Which one of a endoparasite of organisms

Question # 9

Global warming is the result of

Question # 10

The deficiency of which one of the following is cause of goiter

Question # 11

Population of Pakistan was ________ in 1947

Question # 12

What are the environmental buffers?

Question # 13

The major components of ecosystem are

Question # 14

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

Question # 15

The chemical elements essential for life in living organisms are called ______ elements

Question # 16

The attachment of shark and small fish remoras is an example of:

Question # 17

Ozone is present at about ________ km above earth

Question # 18

Tape worm is the example of

Question # 19

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

Question # 20

Nutrients required by organism in large amount like water, carbon, hydrogen, oxygen, nitrogen, phosphorus, sulphur and  calcium are:

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 Which one of the following is an example of commensalism
A. Nodulated roots
B. Remoras attached to sharks
C. Mycorrhiza
D. Commensalism
2 The oxygen concentration in the air is maintained by the green plants which release it during
A. Fermentation
B. Respiration
C. Photosynthesis
D. Chemosynthesis
3 Similar groups of individuals who can interbreed and produce organisms of their own kind form a:
A. population
B. community
C. species
D. succession
4 The abiotic components are also termed as
A. Chemical factors
B. Physical factors
C. Biological factors
D. A and B
5 The term originally was coined by the German zoologist Ernst Haeckel in
A. 1666
B. 1766
C. 1966
D. 1866
6 Several bacteria in soil oxidize ammonia or ammonium ions this oxidation is known as
A. Ammonification
B. Nitrification
C. Assimilation
D. All of above
7 About 20 years ago what was the rate at which human population was increasing
A. 1%
B. 2%
C. 3%
D. 5%
8 The parasite that live outside the body of the host is called as
A. Endoparasite
B. Ectoparasite
C. Outer parasite
D. All of above
9 Infestations are the diseases which are caused by ________ in living organisms
A. Parasites
B. Saprophytes
C. Bacteria
D. Viruses
10 An ecosystem is made up of three main components:
A. The herbivores, carnivores and omnivores
B. The produces, the consumers and the decomposers
C. Primary, secondary and tertiary consumers
D. Producers, herbivores and carnivoers

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