1 Marks Question

Questions · Page 2 of 2

Question 511 Mark

State whether the following statements are True or False. If false, give the correct statement: Year $2003$ was observed as the International year of freshwater.

Answer

True.

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Question 521 Mark

State whether the following statements are True or False. If false, give the correct statement: $51\%$ of the earth’s surface is covered with water.

Answer

False.
$71\%$ of earth surface is covered with water.

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Question 531 Mark

State whether the following statements are True or False. If false, write the correct statement: Water vapour is the gaseous form of water.

Answer

True.

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Question 541 Mark

Define specific heat capacity of substance?

Answer

The amount of heat required to raise the temperature of substance is known as specific heat capacity of substance.

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Question 551 Mark

Mention the year which is celebrated as international year of freshwater?

Answer

The year $2003$ was celebrated as International year of freshwater.

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Question 561 Mark

How much of the earth’s surface is covered with water?

Answer

About two-third of the earth’s surface is covered with water.

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Question 571 Mark

State the use of water in plants.

Answer

Plants need water to absorb nutrients from the soil and make their food.

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Question 581 Mark

State the consequences, if plants do not get enough water.

Answer

The plants will wilt and ultimately dry up in lack of water.

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Question 591 Mark

State whether the following statements are True or False. If false, give the correct statement:
Snow and ice both are solid form of water.

Answer

True.

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Question 601 Mark

Mark $‘T’$ if the statement is true and $‘F’$ if it is false:Water shortage is a problem faced only by people living in rural areas. $(T/F)$

Answer

Water shortage is a problem faced only by people living in rural areas. $(F)$

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Question 611 Mark

State whether the following statements are True or False. If false, give the correct statement: The process of seeping of water into ground is called filtration.

Answer

False.
the process of seeping of water into the ground is called infiltration.

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Question 621 Mark

As our population increases, we need more water for drinking, washing and other purposes. Does this affect the water table? Explain.

Answer

Yes, rising population leads to an increase in consumption and at the same time, a decrease in the seepage of water into the . ground leads to the depletion of water table.

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Question 631 Mark

Mark $‘T’$ if the statement is true and $‘F’$ if it is false: The freshwater stored in the ground is much more than that present in the rivers and lakes of the world. $(T/F)$

Answer

The freshwater stored in the ground is much more than that present in the rivers and lakes of the world. $(T)$

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Question 641 Mark

Some definitions are given below which can be corrected by changing one word. Correct them: The evaporation of water from oceans and its arrival back into oceans is called vapour cycle.

Answer

The evaporation of water from oceans and its arrival back into oceans is called water cycle.

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Question 651 Mark

If wells dug to get groundwater, then it dry up after sometime, what initiative should be taken to get water from it again?

Answer

In the above condition, the groundwater get recharged through the process of infiltration. It replenishes the groundwater.

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Question 661 Mark

What is water management?

Answer

Water management is the continuous matching of water resources with the water requirements of a place.