Question # 1

Lithosphere includes.

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Air

Water

Gases

Earth soil

Some dominant trees of temperate deciduous forests are

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Taxus baccata

Pinus wallichiana

Berberis lyceum

Both a,b and c

The average rainfall is between 750 - 1500 mm in

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Temperate deciduous forests

Coniferous alpine and boreal forests

Tropical rain forests

Grassland ecosystem

The random loss of alleles in a population is called:

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Mutation

Selection

Gene flow

Genetic drift

the basic functional unit of ecology is

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Niche

Ecosystem

Community

Population

The whole of the world land is called.

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Lithosphere

Hydrosphere

Ecosphere

Biosphere

All the food chains begin with.

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Producers

Primary consumers

Secondary consumers

Decomposers

The term niche was first proposedly joseph Grinnell an American.

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Embryologist

Ecologist

Ornithologist

Physiologist

Which of the following is macronutrient.

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Zinc

Iron

Sulphur

Iodine

If population of predator increase then population of prey

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Increases

Decreases

May increase

Has no effect or decrease

Coniferous forests located at high latitude are called

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Alpine

Boreal

Arctic

Both a & b

C-Eton defined the Niche as the species.

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Behavior

Role

Address

Habitat

Annual rain fall in deserts is less than

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25 to 50 cm

10 to 22 cm

15 - 25 cm

20 to 40 cm

In Ecosystem, Second tropic level is altitude are.

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Producer

Primary consumer

Secondary consumer

Tertiary consumer

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

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Mutualism

Symbiosis

Parasitism

Commensalsim

The abiotic component of an ecosystem is.

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Temperature

Producer

Consumer

Decomposer

The actual location of place, where an organism lives is called its.

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Niche

environment

Habitat

Ecosystem

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Biology FSC Part 2 Chapter 25 Online MCQ's Test MCQs With Answers

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