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Major hazards in india and prevention class-IX

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Which one of the following is a earthquake-prone area?

  1. East Coast

  2. West Coast

  3. Northern plains

  4. Himalayan mountains


Correct Option: A

Which one of the following will not help in containing air pollution?

  1. Conservation of forests

  2. Expansion of agriculture

  3. Reducing vehicular emission

  4. Use of non-conventional sources of energy


Correct Option: B

Which one of the following causes air pollution?

  1. Carbon dioxide

  2. Ozone

  3. Oxygen

  4. Nitrogen


Correct Option: A

Air pollution according to origin are classified into ______________.

  1. primary pollutants

  2. secondary pollutants

  3. tertiary pollutants

  4. only A and B


Correct Option: D

The major man-made sources of air pollution are ____________.

  1. automobiles and industries

  2. burning of garbage

  3. brick kilns

  4. all of the above


Correct Option: D

Which vehicle does not pollute the environment _________.

  1. cycle

  2. bus

  3. airplane

  4. car


Correct Option: A
Explanation:

Bus,car and airplane run on fuels derived from petroleum and when they burn to generate power to drive vehicles they produce poisonous gases which cause air pollution 

Melting of glaciers and flooding of deltas are due to _________.

  1. Air pollution

  2. Water pollution

  3. Noise pollution

  4. None of these


Correct Option: A
Explanation:

The dramatic melting of the world’s mountain glaciers – from the Alps to the Himalayas – is mostly the result of man-made global warming rather than natural variability in the climate, a study has found.An assessment of about 200,000 glaciers in the world, some of which have been monitored since the mid 19th century, has found that about two thirds of the current rate of glacial melting is due to human influences on the climate

Greenhouse effect is caused due to ___________.

  1. noise pollution

  2. air pollution

  3. water pollution

  4. none of these


Correct Option: B

Air pollution causes damage to human health either in _____ or _______.

  1. short term, long term

  2. short term

  3. extended term

  4. none of these


Correct Option: A

The gas responsible for Bhopal Gas Tragedy is ________.

  1. Methyl isocyanate

  2. Ammonia

  3. Hydrochloric acid

  4. None of these


Correct Option: A

Global warming is the phenomenon arising due to air pollution causing damage to ______.

  1. Environment

  2. Earth

  3. Human health

  4. All of these


Correct Option: A

Winter and night time temperature rise more than those of summers and day time, this is the __________.

  1. Environmental effect of air pollution.

  2. Environmental effect of noise pollution.

  3. Environmental effect of soil pollution.

  4. Environmental effect of water pollution.


Correct Option: A

Which fuel should be used to control Pollution ?

  1. Natural gas

  2. Petrol

  3. Diesel

  4. Kerosene


Correct Option: A
Explanation:

Natural gas is a versatile, clean-burning, and efficient fuel that is used in a wide variety of applications. It can be used in the form of compressed natural gas (CNG) or liquefied natural gas (LNG) to fuel cars and trucks.  Natural gas as a vehicle fuel is much cheaper and environmentally cleaner than petroleum products.

What is the full form of LPG?

  1. Liquid plain gas

  2. Liquefied petroleum gas

  3. Light petrol gas

  4. Liquefied plain gas


Correct Option: B
Explanation:

LPG or Liquefied Petroleum Gas is basically used in households as a fuel for cooking.

Which place in India suffer from heaviest air pollution due to dust and smoke of the factories?

  1. Mumbai

  2. Delhi

  3. Kanpur

  4. Allahabad


Correct Option: C

The pollutants that are emitted directly from the sources and are found in the atmosphere in the form in which they are emitted are known as______________.

  1. primary pollutants

  2. secondary pollutants

  3. tertiary pollutants

  4. none of the above


Correct Option: A

According to the state of matter air pollutants are classified into how many types?

  1. 2

  2. 3

  3. 4

  4. 5


Correct Option: A

Gasoline fuel, motor vehicles fuels, burning of wood and coal, solid waste disposal leads to which air pollutant?

  1. Carbon Monoxide

  2. Nitrogen Oxides

  3. Sulphur Oxides

  4. Hydrocarbons


Correct Option: A

In terms of pollution SPM represents ___________________.

  1. Suspended Pollution Matter

  2. Suspended Particulate Matter

  3. Solid Pollution Matter

  4. Solid Particulate Matter


Correct Option: B

_____ bags should be placed at the broken bank of the rivers.

  1. Sand

  2. Jute

  3. Woollen

  4. Leather


Correct Option: A
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