Question # 1

Coniferous forest located at high attitude are called.

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Boreal

Alpine

Talga

Prailes

Which of the following is NOT recycled in ecosystem?

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Carbon

Sulphur

Energy

Water

A natural process in which surface soil is removed by the action of water or wind is

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Corrosion

Attrition

Erosion

Weathering

In aquatic ecosystem , near shore zone is called.

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Limnetic zone

Littoral zone

Profundal zone

Benthic zone

Rain that falls on high areas such as mountains possesses large amount of garvitational

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Heat energy

Kinetic energy

Electrical energy

Potential energy

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

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Water

Air

Trees

Grass

Mountain of Karakoram are located in major terrestrial ecosystem in Pakistan.

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Grass land

tundra

Coniferous alpine forest

Temperate deciduous forest

Water used for industrial purposes is about

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9%

90%

70%

50%

Limetic phytoplankton include the.

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Bacteria

Cyanobacteria

Fishes

Mouses

In succesion lithoseres takes place on:

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Sand

Water

Forest floor

Bare rocks

A dominant plant of the deciduous forest is the

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Cactus

Acacia

euphorbia

Taxusbaccata

The total energy from the sun is happened by the producers in an ecosystem is about?

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20 %

10 %

5 %

1 %

Ecosystem present on land or soil is called.

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Terrestrial

Atmosphere

Lithosphere

Both a and c

Each nuclear power station only can last for about

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10 years

20 years

30 years

40 years

Here, light is insufficient to support photosynthesis.

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Littoral zone

Profundal zone

Limetic zone

Photoplankton zone

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

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Angiography

Demography

Mammography

Homography

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

The fossil fuels are

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Coal

Oil

Gas

All a,b and c

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Biology Fsc Part 2 Chapter 12 Online Test MCQs With Answers

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