NSO Level 1- Science Olympiad (SOF) Class 5: Questions 242 - 246 of 404

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Question number: 242

» Water

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MCQ▾

Question

Take two water bowl A & B, put it into a table. Keep bowl A under direct sunlight and B in the open but under the shade. Observe both of them.

Table shows bowl A and bowl B in water

Table Shows Bowl a and Bowl B in Water

This table shows bowl A and bowl B in water

Which bowl makes evaporation faster?

Choices

Choice (4) Response

a.

Bowl A and B

b.

Bowl A

c.

Bowl B

d.

All of the above

Question number: 243

» Water

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MCQ▾

Question

The best way of conserving and increasing the level of underground water is ________.

Choices

Choice (4) Response

a.

Groundwater

b.

Aquifers

c.

Recharge

d.

None of the above

Question number: 244

» Water

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MCQ▾

Question

When no more solute can dissolve in a solution, we say it is a ________ solution.

Choices

Choice (4) Response

a.

Unsaturated

b.

Saturated

c.

Soluble

d.

Insoluble

Question number: 245

» Water

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MCQ▾

Question

Which of the labelled parts is called filtrate?

 Diagram shows the water filtrate

Diagram Shows the Water Filtrate

This diagram shows the water filtrate

Choices

Choice (4) Response

a.

s

b.

q

c.

r

d.

p

Question number: 246

» Water

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MCQ▾

Question

Ambika fully filled a glass bottle with water, put a stopper in it and placed it upright in the freezer overnight. When she looked at it in the morning, the stopper was out of the bottle and a column of ice had emerged through the opening of the bottle.

Which one of the following is the best explanation for what Ambika had observed?

Choices

Choice (4) Response

a.

The bottle and stopper had contracted, allowing the water to pour out and form the ice column.

b.

Extra water condensed from the air in the freezer and then froze to form the column of ice.

c.

The volume of water increased when the water froze, forcing the stopper out of the bottle and forming the column of ice.

d.

The bottle had contracted when it was put in the freezer and the water could no longer fit into it.

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