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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  • Total Questions17

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Biology FSC Part 2 Chapter 25 Online MCQ's Test

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Question # 1

A willow 10 centimetres (4 inches) high may have a trunk 7 centimetres (3 inches) in diameter and be 50 years old in

Question # 2

An association between two organisms by which both are benefited is called.

Question # 3

Which one of the following pairs represents analogous features?

Question # 4

Which of the following is macronutrient.

Question # 5

The remoras benefit from this relationship the shark is not affected at all

Question # 6

In tropical and subtropical grassland rain reaches about

Question # 7

The abiotic component of an ecosystem is.

Question # 8

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

Question # 9

the basic functional unit of ecology is

Question # 10

One of the following is an example of predator prey relationship

Question # 11

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

Question # 12

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

Question # 13

In Ecosystem, Second tropic level is altitude are.

Question # 14

Lithosphere includes.

Question # 15

Human appendix, coccyx and nictiating membrane of the eye are:

Question # 16

Primary succession may start in a dry soil or rock is called.

Question # 17

Study of different communities with relation to environment is called.

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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 Herbaceous stage in xerosere is the
A. First stage
B. Third stage
C. Fourth stage
D. Last stage
2 Tundra ecosystem is located on Mountains
A. Kara-koram
B. Hindukush
C. Salman
D. Both a & b
3 The actual location of place, where an organism lives is called its.
A. Niche
B. environment
C. Habitat
D. Ecosystem
4 Diseases in living organisms caused by parasites are called.
A. Infestation
B. Endoparasites
C. Disinfestation
D. Ectoparasites
5 Water is stored for use during the period of drought in fleshy stems of
A. Cacti
B. Euphoribia
C. Both a & b
D. None of these
6 An association between two organisms by which both are benefited is called.
A. Parasitism
B. commensalism
C. Mutualism
D. Predation
7 The abiotic component of an ecosystem is.
A. Temperature
B. Producer
C. Consumer
D. Decomposer
8 The random loss of alleles in a population is called:
A. Mutation
B. Selection
C. Gene flow
D. Genetic drift
9 Similarity in characteristics resulting from common ancestry is known as:
A. Analogy
B. Homology
C. Evolutionary relationship
D. Phylogeny
10 In xerosere, polytrichum and tortula represent.
A. Herbaceous stage
B. Moss stage
C. Follage lichen stage
D. Crustose lichen stage

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