Tag: threats to water resource

Questions Related to threats to water resource

 Sar means a _____.

geography water bodies study of water pollution threats to water resource pollution and environment

  1. Step wells

  2. Chabutaras

  3. Lake

  4. Check dams

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Correct Option: C

A rift valley is formed mainly due to ___________________.

geography water bodies study of water pollution threats to water resource pollution and environment

  1. forces of tension in the earth's crust

  2. the subsidence of the floor of a river valley

  3. the valley formed after the formation of fold mountains

  4. the deepening of a valley by ice action

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Correct Option: B
Explanation:

A rift valley is formed mainly due to the subsidence of the floor of a river valley. A rift valley is formed on a divergent plate boundary, a crustal extension or spreading apart of the surface, which is subsequently further deepened by the forces of erosion.


A rift valley is a linear shaped lowland between several highlands or mountain ranges created by the action of a geologic rift or fault. A rift valley is formed on a divergent plate boundary, a crustal extension or spreading apart of the surface, which is subsequently further deepened by the forces of erosion.

Which of these statements is not a valid reason for the depletion of flora and fauna?

geography water bodies study of water pollution threats to water resource pollution and environment major hazards in india and prevention

  1. Agricultural expansion

  2. Large scale development projects

  3. Grazing and fuel-wood collection

  4. Rapid industrialisation and urbanisation

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Correct Option: C
Explanation:

Human activities have been the major causes for the depletion of flora and fauna. Various such activities are –

1. Agricultural expansion

2. Shifting cultivation (Jhum), a type of ‘slash and burn’ agriculture.

3. Large scale development projects.

4. Mining activities.

5. Habitat destruction, hunting, poaching, over-exploitation of forest products, environmental degradation, forest-fire are some other factors which have led to the decline of India’s biodiversity.

6. Environmental destruction due to unequal access, inequitable consumption of resources and differential sharing of responsibilities for environmental well-being are also responsible for the depletion of flora and fauna.

_______ is hazardous to health as it accumulates in the body and affects the central nervous system.

geography water bodies study of water pollution threats to water resource pollution and environment major hazards in india and prevention

  1. Lead

  2. Sulfur

  3. Nitrogen

  4. Carbon

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Correct Option: A

Due to which of the following reasons is the Indian Ocean named after India?

geography ocean and man study of water pollution threats to water resource pollution and environment

  1. India has a strategic location along the Trans-Indian Ocean routes

  2. No other country has a long coastline on the Indian Ocean as India

  3. India is centrally located at the head of the Indian Ocean

  4. All of these

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Correct Option: D
Explanation:

The Indian Ocean is the only ocean named after a country, that is, India. The shape of the ocean is almost triangular. In the north, it is bound by Asia, in the west by Africa and the east by Australia. The Indian landmass has a central location between the East and West Asia. India is a southward extension of the Asian continent. The trans-Indian Ocean routes, which connect the countries of Europe in the West and the countries of East Asia, provide a strategic central location to India. No other country has a long coastline on the Indian Ocean as India has and indeed, it is India’s eminent position in the Indian Ocean, which justifies the naming of an Ocean after it.

The resources available from seas and oceans are called marine resources.

geography ocean and man study of water pollution threats to water resource pollution and environment

  1. True

  2. False

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Correct Option: A
Explanation:

There are reserves of a variety of natural resources in seawater, at the bottom of the sea and beneath the seabed, too. These resources available from seas and oceans are called marine resources.

Indian Ocean is _____________.

geography ocean and man study of water pollution threats to water resource pollution and environment

  1. The biggest

  2. Second biggest

  3. Third biggest

  4. Fourth biggest

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Correct Option: C

To which side of Australia, Fiji island is situated?

geography ocean and man study of water pollution threats to water resource pollution and environment

  1. North-west side

  2. North-east side

  3. In South

  4. In West

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Correct Option: B
Explanation:

Destination Fiji, a virtual guide to the island group in the South Pacific Ocean about 3,000 km north-east of Australia and 2,000 km north of New Zealand.

In which one of the following oceans, the ocean, currents do not move regularly in one particular direction ?

geography ocean and man study of water pollution threats to water resource pollution and environment

  1. Arctic Ocean

  2. Indian Ocean

  3. Atlantic Ocean

  4. Pacific Ocean

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Correct Option: D

What is average depth of oceans?

geography water bodies study of water pollution threats to water resource pollution and environment

  1. 5,730 metres

  2. 3,688 metres

  3. 4,690 metres

  4. 2,930 metres

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Correct Option: B
Explanation:

Its average depth is about 3,688 meters (12,100 ft), and its maximum depth is 10,994 meters (6.831 mi) at the Mariana Trench. Nearly half of the world's marine waters are over 3,000 meters (9,800 ft) deep. The vast expanses of deep ocean (anything below 200 meters or 660 feet) cover about 66% of Earth's surface.