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

A biotic components includes the components like:

Question # 2

"Litho" means

Question # 3

Parasites live outside of the body are

Question # 4

Acid rain is mainly due to

Question # 5

The total energy from the sun is trapped by the producers in an ecosystem is about:

Question # 6

In an ecosystem sheep and rabbits are examples of

Question # 7

Which one of a endoparasite of organisms

Question # 8

Fungi and bacteria are:

Question # 9

Which are pioneers of terrestrial ecosystem

Question # 10

These micro-organisms use the proteins and amino acids and release excess of ammonia (NH3) or ammonium ions (NH4). This process is known as

Question # 11

The nutrient cycles are also called:

Question # 12

Primary succession that starts in a pond is called:

Question # 13

Benefits brings about by both of the organisms is called

Question # 14

Ozone is present at about ________ km above earth

Question # 15

In coniferous alpine and boreal forest the temperature ranges from:

Question # 16

Several bacteria in soil oxidize ammonia or ammonium ions this oxidation is known as

Question # 17

Grassland which do not have woody plants are called:

Question # 18

Sahara Desert i found in :

Question # 19

The basic role of an organism in the community is called

Question # 20

The ecosystem present on land or soil is called

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The essential requirement for life is:
A. Minerals
B. Water 
C. Carbohydrates
D. Proteins 
2 The amount of energy left after plants have met their respiratory needs is net primary production, which shows up as plant:
A. Respiration
B. Photosynthesis
C. Biomass
D. Reserve
3 In temperature deciduous forest the average rainfall is:
A. 650 -1500 mm
B. 750 -1500 mm
C. 800 - 1600 mm
D. 700 - 1500 mm
4 Layer of earth where life is present is called
A. Hydrosphere
B. Lithosphere
C. Biosphere
D. Topography
5 Succulent plants are
A. Xerophytes
B. Mesophytes
C. Hydrophytes
D. None of above
6 Cloud cover is reduced due to
A. Reforestation
B. Afforestration
C. Deforestration
D. Air pollution
7 Annual rainfall in grassland is about:
A. 250 to 650 mm
B. 250 to 850 mm
C. 250 to 450 mm
D. 250 to 750 mm
8 Several bacteria in soil oxidize ammonia or ammonium ions this oxidation is known as
A. Ammonification
B. Nitrification
C. Assimilation
D. All of above
9 Plant and animals replace the earlier ones in a way of
A. Community relay
B. Succession
C. Predecessors
D. All of these
10 A lichen is the symbiotic association between a
A. Fungus and a bryophyte
B. Roots of higher plants and an alga
C. Fungus and an alga
D. Roots of a higher plants and a fungus

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