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

Which of the following is not true about biotic components

Question # 2

Which oxides causes headache and brain damage

Question # 3

Oxides of nitrogen are produced by burning of

Question # 4

Fungi and bacteria are:

Question # 5

The fourth trophic level includes the:

Question # 6

Insect and flower relationship is the example of

Question # 7

The relationships between insects and flowering plants is an example of:

Question # 8

A group of interbreeding individual occurring in space and times is called:

Question # 9

Green photosynthetic plants are

Question # 10

Which one of the following is true

Question # 11

Biotic components includes all the

Question # 12

A ______of energy can be constructed showing energy transfer in a community of organisms

Question # 13

Plants growing on dry habitat is called:

Question # 14

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

Question # 15

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

Question # 16

The bacteria in the root nodules fix ______ in soil air, converting it to amino acids

Question # 17

Fresh water ecosystem  cover the land only:

Question # 18

In case of symbiosis ___________ is benefited.

Question # 19

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 # 20

The amount of energy left after plants have met their respiratory needs is net primary production, which shows up as plant:

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MCAT Biology Chapter 8 Important MCQ's

Sr.# Question Answer
1 The living organism which can prepare their own food are:
A. predators
B. parasites
C. producers
D. prey
2 How plants are deprived of nutrients by acid rain
A. Due to teaching
B. Due to fall in pH
C. Acid creates a barrier to absorption
D. Unknown cause
3 The gill pouches present in embryos of mammals :
A. support that ontogeny recapitulates phylogeny
B. homologous structures
C. used by embryos to breathe
D. evidence for the degeneration
4 In temperature deciduous forest the range of temperature is form:
A. 0∘C - 30∘C
B. 4∘C - 30∘C
C. 4∘C - 25∘C
D. 4∘C - 40∘C
5 Omnivores are described by how many trophic levels
A. Any 2
B. Any 3
C. Any 1
D. Primary & any higher
6 The second trophic level includes the:
A. Producers 
B. Tertiary consumers 
C. Secondary consumers 
D. Primary consumers 
7 ______ symbiont the root nodules of legume plants
A. Virus
B. Fungi
C. Bacteria
D. Nematods
8 Predator-prey relationship has a significant influence on:
A. Distribution of organisms
B. Abundance of organisms
C. Both a & b
D. Non-availability of organisms
9 The oxygen concentration in the air is maintained by the green plants which release it during
A. Fermentation
B. Respiration
C. Photosynthesis
D. Chemosynthesis
10 Green plants are ______ trophic level
A. First
B. Second
C. Third
D. Forth

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