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Science revision

Authored by Saai Shankarshna

Science

5th Grade

Used 60+ times

Science revision
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17 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Grains or seeds are separated by the stalk by

Threshing

Sieving

Winnowing

Hand-picking

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Winnowing is used to separate the grain from the

Chaff

Stalk

Sediment

Solvent

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Hand-picking is preferred when

The quantity of the mixture is small

The unwanted substance is present in large quantity

The unwanted substance can dissolve

The size or colour of the unwanted substance is the same as the useful one

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Condensation takes place only when

Water vapour hits a cold surface

Water vapour hits a hot surface

A hot surface hits a warm surface

Water is heated

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following is soluble in water ?

Chalk

Sugar

Sand

Wood

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The particles of the of the insoluble solid should be ___________ than the holes in the filtering device.

Bigger

Smaller

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Chalk and sand are _____________ in water.

Soluble

Insoluble

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