Tag: geography

Questions Related to geography

A large population affects water resources adversely due to  _____.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Building of dams

  2. Digging of canals

  3. Prayers offered for rain

  4. Higher food grain production

Show answer
Correct Option: D
Explanation:

Water scarcity may be an outcome of large and growing population and consequent greater demands for water, and unequal access to it. A large population means more water not only for domestic use but also to produce more food. Hence, to facilitate higher food-grain production, water resources are being over-exploited to expand irrigated areas and dry-season agriculture. 

The increase in urbanisation and industrialisation has affected not only the quantity, but also the _________.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Salinity of water resources

  2. Quality of water resources

  3. Accumulation of water resources

  4. Potential of water resources

Show answer
Correct Option: B
Explanation:
 We find that fragile water resources are being overexploited and have caused their depletion in several of these cities. Much of it may be polluted by domestic and industrial wastes, chemicals, pesticides and fertilisers used in agriculture, thus, making it hazardous for human use.

The canals of Kerala state are _______________________.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Canals of Nagarjunasagar irrigation works

  2. Canals of Rampadsagar irrigation works

  3. Canals of Mangalam irrigation scheme

  4. Canals of the Metmr irrigation scheme

Show answer
Correct Option: C
Explanation:

The Mangalam irrigation scheme is a medium irrigation project in Kerala. The catchment area of the project is 48.85 sq.km. It has two main canals - Left Bank Canal (LBC) of length 24.00 km and Right Bank Canal (RBC) of 21.50 km. The proposed ayacut of the project is 3.440 Th ha. The project commenced in 1953 and completed in the 1962.

Regulating and damning of rivers affects ___________.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Quality of water

  2. Natural flow

  3. Utility of man

  4. Source of origin

Show answer
Correct Option: B
Explanation:

River regulation includes construction of irrigation canals, ditches, drainage tunnels and damns. Though they have an immense utilization for the well-being of people, it has its own defects as it affects the natural flow of water. There will be changes in physical and chemical conditions, resulting in changes in animal and plant life of the river.

Water table is lowered when __________ activity increases

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Mining

  2. Hunting

  3. Fishing

  4. None of these

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Correct Option: A

Collecting rainwater on the roofs of building and storing it underground for later use is called as _____.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Water cropping

  2. Rainwater harvesting

  3. Lake

  4. None of these

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Correct Option: B

Protecting _____ means protecting water 'catchments'.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Ponds

  2. Lakes

  3. Johads

  4. Forests

Show answer
Correct Option: D
Explanation:

Forest and other vegetation cover slow the surface runoff and replenish underground water. Water harvesting is another method to save surface runoff. Afforestation can protect the catchment areas. 

Which ancient traveller from Uzbekistan has mentioned about ponds making skills of Rajasthan people?

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Hiuen Tsang from China

  2. Al Biruni from Uzbekistan

  3. Ibn Battuta from Morocco

  4. Abdul Razzak from Persia

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Correct Option: B

Water collected from rooftop water harvesting system was directed into _____.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Ponds

  2. Lakes

  3. Underground tanks

  4. Farms

Show answer
Correct Option: C
Explanation:

i) In semi-arid and arid regions of Rajasthan almost all the houses traditionally had underground tanks for storing drinking water. They are extremely reliable source of drinking water when other sources are dried up. This is considered the purest form of natural water.

(ii) The tanks can be as large as big rooms.

(iii) The tanks were part of the well-developed rooftop rainwater harvesting system.

(iv) The tanks were built inside the main house or the courtyard giving cooling effect to the rooms in the summer.

 (v) Those tanks were connected to the sloping roofs of the houses through a pipe.

(vi) Rain falling on these roof tops would travel down the pipe and stored in these underground tanks.

(vii) Usually first rain water is not collected to clean the roof top and the pipe.

The rivers in Rajasthan are almost _________.

geography water bodies importance of water and water bodies study of hydrosphere and water bodies water bodies and conservation

  1. Perennial rivers

  2. Seasonal rivers

  3. Winter rivers

  4. None of these

Show answer
Correct Option: B
Explanation:

Rivers of Rajasthan are mostly seasonal with only two river basins (Chambal and Mahi) being perennial.