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

In this type of relationship only one organism benefits from the relationship. The other is not affected at all

Question # 2

Producers are

Question # 3

The fourth trophic level includes the:

Question # 4

Tick the biotic (intra-specific) factors:

Question # 5

Man depends foams are potential sources of

Question # 6

Ornithology is the sudy of

Question # 7

Grazing is important

Question # 8

Food web maintains the stability of

Question # 9

Nutrient elements become the part of protoplasm during

Question # 10

The living organism which can prepare their own food are:

Question # 11

Nitrogen makes up ______ percent of the gases in atmosphere

Question # 12

Plant and animals replace the earlier ones in a way of

Question # 13

When succession starts on dry soil or rocks it is called:

Question # 14

In temperature deciduous forest the range of temperature is form:

Question # 15

Most nitrogen moves from the soil into the roots in the form of:

Question # 16

Biosphere is spread out over the surface of planet earth extending about ______ kilometers in the upper reaches of atmosphere and also in same distance into the depths of oceans

Question # 17

bare rocks are the habitats of 

Question # 18

Consumers that prey other animals are known as

Question # 19

In coniferous alpine and boreal forests the winter is:

Question # 20

------------------- are the autotrophs that capture and bring light energy into ecosystem

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 A process in which green plants are eaten by animals is called
A. Grazing
B. Predation
C. Commensalization
D. None of these
2 In each case succession begins with few hard invaders called:
A. Producers
B. Consumers 
C. Pioneers
D. Beginners
3 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
4 Elements required in large amount are called
A. Micronutrient
B. Macronutrient
C. Organic elements
D. Inorganic elements
5 In coniferous alpine and boreal forests the winter is:
A. Longer and little
B. Shorter and colder
C. Longer and colder
D. Shorter and little warmer
6 Dandruff is caused by
A. Algae
B. Bacteria
C. Fungi
D. Virus
7 Which of the following is not an abiotic component
A. Atmosphere
B. Hydrosphere
C. Lithosphere
D. Producers
8 In tandra forests the willow tree with an age of 50 year have diameter of trunk only:
A. 5 cm
B. 7 cm
C. 8 cm
D. 10 cm
9 A change in the community structure of an ecosystem over a period of time is:
A. Progression
B. Sequence
C. Succession
D. String
10 All populations within an ecosystem are known as a:
A. Population
B. Community
C. Species
D. Clan

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