Question # 1

The fossil fuels are

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Coal

Oil

Gas

All a,b and c

The study of hman populations and things that affect them is called:

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Angiography

Demography

Mammography

Homography

The producers in limnetic zone are

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Amoebae

Cyanobacteria

Crustaceans

Hydrilla

The arctic tundra stretches acroos Northern North America, Northern Europe and.

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cyprus

Siberia

Morocco

Nepal

Oxone molecule is made up by binding of three atoms of

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Nitrogen

Oxygen

Hydrogen

Carbon

Only 30% of the earth is dry land the remainder being covered with

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Water

Air

Trees

Grass

The biome, which has very fertile soil, rich in organic matter with maximum water holding capacity is.

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Alpine forest

Grassiland

Desert

Temperate deciduous forest

Perhaps the most fragile of all the biomes, because of its short growing season is.

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Tundra

Desert

Grass land

Temperate deciduous forest

Coniferous forest located at high latitude are called.

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Alpine

Boreal

Talga

Prairies

Lavering is the characteristic of.

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Tundra

Desert

Grass land

Talga

Desert ecosystem of Bhakkar and Mian wali is called.

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Thal

Thar

Cholistan

Rohi

A form of air pollution in which airbone acids produced by electric utility plants and other sources fall to Earth in distant regions is

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Acid rain

Basic rain

Heavy rain

Drizzling

Which of the following is the most fragile ecosystem.

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Grass land

Wood land

Tundra

Savanna

a succulent plant has water stored in tissue.

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Cacti

Moss

Yarrow

Spruce

Limetic phytoplankton include the.

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Bacteria

Cyanobacteria

Fishes

Mouses

Fresh water ecosystem covers less than.

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1%

3%

5%

7%

The decline in thickness of the ozone layer is caused by increasing level of

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Chlorofluorocarbon

Nitrogen

Chlorine

Carbon dioxide

Here, light is insufficient to support photosynthesis.

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Littoral zone

Profundal zone

Limetic zone

Photoplankton zone

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Biology Fsc Part 2 Chapter 12 Online Test MCQs With Answers

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