Tag: water resources and conservation

Questions Related to water resources and conservation

What is the message you can get from the posters about the world water day?

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. Save every drop of water

  2. You can save water

  3. Every drop counts

  4. All of the above

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Correct Option: D
Explanation:

You can get the following messages from the posters about the world water day. Save every drop of water. You can save water. Every drop counts.

Earth appears ________ from the space.

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. blue

  2. green

  3. red

  4. yellow

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Correct Option: A
Explanation:

Earth appears blue from the space.

When is the world water day celebrated?

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. 22 March

  2. 22 June

  3. 22 September

  4. 22 December

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Correct Option: A
Explanation:

22 March is celebrated as the world water day.

About ..................... of the Earth's surface is covered with water.

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. 21%

  2. 41%

  3. 71%

  4. 91%

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Correct Option: C

The water that is fit for use is ________.

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. freshwater

  2. water contained in the seas and oceans

  3. water contained in rivers

  4. groundwater

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Correct Option: A
Explanation:

The water that is fit for use is freshwater.

It is estimated that in a few years from now more than _________ of the people in the world could face water scarcity.

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. one half

  2. one third

  3. one fourth

  4. one fifth

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Correct Option: B
Explanation:

It is estimated that in a few years from now more than one third of the people in the world could face water scarcity.

The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene is a minimum of ........................ per person per day. This amount is about ................. buckets of water per person per day.

biology natural resources and their conservation water resources and conservation receding water table water conservation and irrigation

  1. 50 litres, two and a half

  2. 25 litres, two and a half

  3. 50 litres, one and a half

  4. 75 litres, three and a half

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Correct Option: A
Explanation:

The amount of water recommended by the United Nations for drinking, washing, cooking and maintaining proper hygiene is a minimum of 50 litres per person per day. This amount is about  two and a half buckets of water per person per day.

Choose the correct answers from the alternatives given .
Which of the following is not a property of water that helps explain why water is so important to life on earth?

evs sources of water water resources and conservation receding water table water conservation and irrigation

  1. Water expands when frozen

  2. Nonpolar compounds dissolve- well in water

  3. Water can absorb great quantities of heat with relatively-small increase in its temperature

  4. Water molecules attract each other

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Correct Option: B