Question # 1

Due to continues use of fertilizers:

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air pollution is increasing

air pollution does not take place

air pollution increase to some extent

air pollution is decreasing

In the world, largest manufactured of nitrogen fertilizer is:

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Russian Federation

United States of America

China

India

Legume crops increase/provide soil:

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sulphur

copper

nitrogen

no thing

Presence of nitrogen, phosphorus and potassium in the soil for plant growth:

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is not necessary

is very necessary

is not very necessary

is absolutely not necessary

Due to limited availability of raw material, potash fertilizer:

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Is manufactured in limited countries

Is manufactured in 19 countries

Is manufactured in a few countries

Is manufactured in 50 countries

Largest manufacturer of potash fertilizer in the world is:

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Japan

Canada

Germany

United Kingdom

In Pakistan,potash fertilizer plant has been erected:

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with the help of India

with the help of Iran

with the help of Jordan

with the help of Japan

In the establishment of chemical fertilizer industry:

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raw material has basic importance

raw material has no importance

raw material do nothing

raw material has some value

Wood ash contains very large amount of:

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Zinc

Calcium

Iron

Potash

In the world, largest reservoirs of potash are in:

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France

Canada

India

China

Von Leibig investigated in 1840, that for plant growth:

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water is necessary

minerals are needed

there is no need of minerals

organic matter is needed

Presence of nitrogen,phosphorus and potassium in the soil for plant growth:

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is not necessary

is very necessary

is not very necessary

is absolutely not necessary

In the world, rock sodium nitrate reservoirs are present:

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in Afghanistan

in Pakistan

in Chile

in U.S.A

In manufacturing nitrogen fertilizer, natural gas is being used:

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as a raw material

not as a raw material

can be used as raw material

not being used as raw material

Largest manufacturer of phosphate fertilizers in the world is:

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China

India

United Kingdom

Afghanistan

According to investigate of agriculture experts, the plant require:

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16 basic elements

50 basic elements

not any mineral element

some necessary elements

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