Second Year Biology Chapter 25 Online MCQ Test for 2nd Year Biology Chapter 25 Ecosystem Preparation

FSC Part 2 Biology
Chapter 25 Test

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MCQ's Test For Chapter 0 "Biology FSC Part 2 Chapter 25 Online MCQ's Test"

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Biology FSC Part 2 Chapter 25 Online MCQ's Test

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Question # 1

In each case succession is initiated by a few hardy invaders called.

Question # 2

Study of single population's relationship to its environment is called.

Question # 3

The total energy of the sun, trapped by the producer in an ecosystem is about.

Question # 4

Symbiotic association of analgia living within fungus mycelium is known as.

Question # 5

The perennial plants are bushes or cacti with large shallow root systems in

Question # 6

Some dominant trees of temperate deciduous forests are

Question # 7

The existing species are the modified descendants of pre-existing ones according to:

Question # 8

Who proposed the term 'Niche' in ecology.

Question # 9

Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?

Question # 10

C-Eton defined the Niche as the species.

Question # 11

A localized group of individuals belonging to the same species is called as.

Question # 12

In root nodules, the organisms present are.

Question # 13

The animal that is caught and eaten is called.

Question # 14

the basic functional unit of ecology is

Question # 15

If population of predator increase then population of prey

Question # 16

Biome is a

Question # 17

One of the following is an example of predator prey relationship

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FSC Part 2 Biology Chapter 25 Online Test MCQ's

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FSc Part II Biology Chapter 0 Important MCQ's

Sr.# Question Answer
1 The total energy of the sun, trapped by the producer in an ecosystem is about.
A. 20%
B. 01%
C. 10%
D. 30%
2 In grassland ecosystem annual rainfall is about 250 to
A. 350 mm
B. 450 mm
C. 650 mm
D. 750 mm
3 Which one of the following pairs represents analogous features?
A. Elephant tusks & Human incisors
B. Insects wings & bat wings
C. Mammal fore limb & bird wing
D. Reptilian heart & mammalism heart
4 The remoras benefit from this relationship the shark is not affected at all.
A. symbiosis
B. Mycorrhiza
C. Mutualism
D. Commercialism
5 A localized group of individuals belonging to the same species is called as.
A. Community
B. Population
C. Ecosystem
D. Bio sphere
6 Primary succession may start in a dry soil or rock is called.
A. Hydrosere
B. Xerosere
C. Derosere
D. Desert
7 The random loss of alleles in a population is called:
A. Mutation
B. Selection
C. Gene flow
D. Genetic drift
8 In which of the following situations would evoluation be lowest for an inter breeding population?
A. Migration Selection Pressure Variation(Due to Mutation) Absent Low Low
B. Migration Selection Pressure Variation(Due to Mutation) Absent High High
C. Migration Selection Pressure Variation(Due to Mutation) High Low High
D. Migration Selection Pressure Variation(Due to Mutation) High High Low
9 In tropical and subtropical grassland rain reaches about
A. 1500 mm
B. 2000 mm
C. 2500 mm
D. 3000 mm
10 The remoras benefit from this relationship the shark is not affected at all
A. Symbiosis
B. Mycorrhiza
C. Commensalism
D. Mutualism

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