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

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Question # 1

The major components of ecosystem are

Question # 2

After digestion, decomposers releases

Question # 3

A community is

Question # 4

Dandruff is the example of

Question # 5

In limnetic zone the phytoplankton are:

Question # 6

Food web is the group of various

Question # 7

The root nodules bacteria fix ______ in sil air:

Question # 8

A mixture of sand and clay in:

Question # 9

The actual location of place where an organisms live is called its:

Question # 10

Which are pioneers of terrestrial ecosystem

Question # 11

Which of these diseases is not infectious?

Question # 12

Shallow water zone of the lake near the shore is called:

Question # 13

Annual rainfall in grassland is about:

Question # 14

Coniferous forests located at high latitude are called

Question # 15

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 # 16

Pyramid always starts at

Question # 17

Nutrient elements become the part of protoplasm during

Question # 18

The first comers in an area are termed as

Question # 19

The combination of many food chains is termed as

Question # 20

The ecosystem present on land or soil is called

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Sr.# Question Answer
1 The establishment of woody plants that inhibits the growth of most plants other than mosses in succession is known as
A. Climax stage
B. Shrub stage
C. Tree stage
D. All of these
2 Succession starting in pond is called
A. Hydrosere
B. Xerosere
C. Pioneers
D. None of these
3 Joseph Grinnell an American scientist was:
A. Paleontologist
B. Embryologist
C. Ornithologist
D. All of these
4 The fungi and bacteria, which obtain their energy from the dead and decaying plants and animals are:
A. Decomposers
B. Consumers
C. Producers
D. Scanvengers
5 Which include seral stages of a primary succession are
A. Lichen & algae
B. Mosses and ferns
C. Grasses & shrubs
D. All of these
6 Abiotic factors include:
A. Geomagnetism
B. Gravity
C. Water
D. All these
7 Over grazing may lead to:
A. Tundra
B. Taiga
C. Grassland
D. Desert
8 The study of the relationship of animals to environment is called:
A. Biology
B. Ecology
C. Microbiology
D. Zoology
9 All food chain and food web begin with:
A. Producers
B. Consumers
C. Decomposers
D. Prey
10 Man is
A. Primary consumers
B. Secondary consumers
C. Tertiary consumers
D. All of above
11 Ecology is a ______ word.
A. German
B. British
C. French
D. Greek
12 Sahara Desert i found in :
A. Europe
B. America
C. Africa
D. Australia
13 Succulent plants are
A. Xerophytes
B. Mesophytes
C. Hydrophytes
D. None of above
14 ______ are autotrophic organisms
A. Producers
B. Consumers
C. Decomposers
D. All of the above
15 The desert ecosystem of western punjab is called:
A. Thar
B. Thal
C. Alpine
D. Boreal
16 It is community relay
A. Niche
B. Evolution
C. Speciation
D. Succession
17 The ecosystem present on land or soil is called
A. Terrestrial ecosystem
B. Lithospheric ecosystem
C. A and B
D. None
18 The term ecology comes from the Greek words Oikos, meaning "the family household" and logy (logos) meaning:
A. The study of
B. Living
C. Building
D. Niche
19 Which are pioneers of terrestrial ecosystem
A. Dermatocarpons
B. Parmelia
C. Polytrichum
D. None of these
20 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

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