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

All the food chains begin with.

Question # 2

Moderate grazing is very helpful to maintain ecosystem.

Question # 3

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

Question # 4

The bacteria in the root nodules fix nitrogen and convert it into

Question # 5

An association between organisms of different species in which one partner gets benefit and other is harmed.

Question # 6

Which one of the following pairs represents analogous features?

Question # 7

Littoral invertebrate animals include

Question # 8

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

Question # 9

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

Question # 10

The living organisms producing their own food.

Question # 11

Who proposed the term 'Niche' in ecology.

Question # 12

The whole of the world land is called.

Question # 13

C-Eton defined the Niche as the species.

Question # 14

Lithosphere includes.

Question # 15

the basic functional unit of ecology is

Question # 16

If population of predator increase then population of prey

Question # 17

The distinct levels of food chain are 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 Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?
A. p2
B. 2p
C. q2
D. q
2 The average rainfall is between 750 - 1500 mm in
A. Temperate deciduous forests
B. Coniferous alpine and boreal forests
C. Tropical rain forests
D. Grassland ecosystem
3 Pinus wallichiana pinus roxbugil Abies pindrow picea smithiana Cederous deodara are plants of
A. Coniferous alpine and boreal forests
B. Temperate deciduous forests
C. Tropical rain forests
D. Grassland ecosystem
4 Lichens are example of.
A. Parasitism
B. Predation
C. Commensalism
D. Mutualism
5 Similarity in characteristics resulting from common ancestry is known as:
A. Analogy
B. Homology
C. Evolutionary relationship
D. Phylogeny
6 Fresh water ecosystem covers less than
A. 7%
B. 5%
C. 3%
D. 1%
7 Lichen is a symbiotic association between a fungus and.
A. Gymnosperm
B. Angiosperm
C. An alga
D. Pterrdophyta
8 Coniferous forests located at high latitude are called
A. Alpine
B. Boreal
C. Arctic
D. Both a & b
9 Soilerosion, fire and water percolation down through the soil cause loss of.
A. Sulphates
B. Carbonates
C. Phosphates
D. Nitrates
10 A localized group of individuals belonging to the same species is called as.
A. Community
B. Population
C. Ecosystem
D. Bio sphere

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