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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Biology FSC Part 2 Chapter 25 Online MCQ's Test

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Question # 1

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

Question # 2

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

Question # 3

Mutualism is a type of.

Question # 4

Symbiotic association of analgaliving within fungus mycelium is known as.

Question # 5

Which of the following is macronutrient.

Question # 6

The random loss of alleles in a population is called:

Question # 7

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

Question # 8

The leaves with very small surface area, are found in.

Question # 9

C-Eton defined the Niche as the species.

Question # 10

The macronutrient in biogeochemical cycle is.

Question # 11

Annual rain fall in deserts is less than

Question # 12

Some dominant trees of temperate deciduous forests are

Question # 13

Lichens are example of.

Question # 14

Diseases in living organisms caused by parasites are called.

Question # 15

The average rainfall is between 750 - 1500 mm in

Question # 16

The term niche was first proposedly joseph Grinnell an American.

Question # 17

Herbaceous stage in xerosere is the

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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 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
3 The macronutrient in biogeochemical cycle is.
A. Iron
B. Iodine
C.
Zinc
D. Calcium
4 The whole of the world land is called.
A. Lithosphere
B. Hydrosphere
C. Ecosphere
D. Biosphere
5 Some dominant trees of temperate deciduous forests are
A. Taxus baccata
B. Pinus wallichiana
C. Berberis lyceum
D. Both a,b and c
6 The living organisms producing their own food.
A. Heterotrophs
B. Consumers
C. Green plants
D. Decomposers
7 Which of the following is macronutrient.
A. Zinc
B. Iron
C. Sulphur
D. Iodine
8 the basic functional unit of ecology is
A. Niche
B. Ecosystem
C. Community
D. Population
9 The bacteria in the root nodules fix nitrogen and convert it into
A. Nitrate
B. Nitrite
C. Amino Acid
D. Ammonia
10 Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?
A. p2
B. 2p
C. q2
D. q

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