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

Parasites live outside of the body are

Question # 2

When bacteria break down nitrates and release nitrogen  back into atmosphere this process is called:

Question # 3

Which oxides causes headache and brain damage

Question # 4

Limnetic phytoplanktons include:

Question # 5

The living organisms, which cannot prepare their own food but obtain ready-made food form others, are:

Question # 6

All food chain and food web begin with:

Question # 7

In temperate grassland the rate primary production is about:

Question # 8

In case of symbiosis ___________ is benefited.

Question # 9

The relationship between insects and flowering plants is the example of:

Question # 10

Which eat consumers

Question # 11

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

Question # 12

The fourth trophic level includes the:

Question # 13

_____is the study of interaction between living organism and their environment

Question # 14

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

Question # 15

A symbiotic relationship that benefits one species & neither helps nor harms the other is called

Question # 16

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

Question # 17

About ______% if the total energy from the sun is trapped by the producers in an ecosystem

Question # 18

The second trophic level includes the:

Question # 19

Coniferous forests located at high latitude are called

Question # 20

Green, plants are basically:

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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 Nitrogen makes up ______ percent of the gases in atmosphere
A. 76
B. 77
C. 78
D. 98
3 The nutrient cycles are also called:
A. Biochemical cycles
B. Geochemical cycles
C. Biogeochemical cycles
D. Elemental cycles
4 Leech is preferably a
A. Host
B. Parasite
C. Predator
D. Mutualist
5 ------------------- are the autotrophs that capture and bring light energy into ecosystem
A. Decomposers
B. Algae
C. Producers
D. None o these
6 The animal that is caught and eaten is called:
A. Prey
B. Host
C. Victim
D. Quarry
7 ______ components include all living organisms including plants and animals supported by biosphere
A. Biotic
B. Abiotic
C. Physical
D. Both a and b
8 The bacteria in the root nodules fix ______ in soil air, converting it to amino acids
A. Nitrogen
B. Phosphorus
C. Sulphur
D. Iron
9 Shallow water zone of the lake near the shore is called:
A. Intertidal zone
B. Littoral zone
C. profundal zone
D. Limnetic zone
10 Succession starting in pond is called
A. Hydrosere
B. Xerosere
C. Pioneers
D. None of these

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