Air, Water And Weather Test 1

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Air, Water And Weather Test 1

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Weekly Quiz Competition

Question 1
1 / -0

The process which allows insoluble particle to settle down in a solution is called

A
Filtration

B
Decantation

C
Sedimentation

D
None of these
Question 2
1 / -0

Directions For Questions

You have been given a mixture of iron fillings, sand and sugar. You have to separate them by

(i) use of magnet
(ii) making solution with water
(iii) evaporation
(iv) filtration

...view full instructions

What will be correct sequence

A
(i) → (ii) → (iv) → (iii)

B
(i) → (ii) → (iii) → (iv)

C
(iv) → (iii) → (ii) → (i)

D
(ii) → (m) → (i) → (iv)
Question 3
1 / -0

A cold drink bottle mouth was capped with a balloon. Which action can lead to increase in the size of balloon?

A
Putting in front of fan

B
Putting in normal water

C
Putting in cold water

D
Putting in hot water
Question 4
1 / -0

Which of the following statements is true?

(i) Chlorination makes the water safe for drinking
(ii) Chlorinated water is made by distillation
(iii) Water must be boiled for at least 10 minutes to make it fit for drinking
(iv) Potassium paramagnet is also used to kill germs in water

A
(i), (iii), and (iv)

B
(i), (ii), and (iii)

C
(i), (ii), (iii), and (iv)

D
(ii),(iii), and (iv)
Question 5
1 / -0

Which of the following protect us from harmful rays of sun?

A
Ozonosphere

B
Stratosphere

C
Ionosphere

D
Hydrosphere
Question 6
1 / -0

Oxygen is needed in which process?

(i) Respiration
(ii) Burning
(iii) Photosynthesis

A
(i), and (iii)

B
(ii), and (iii)

C
(i), and (ii)

D
(i), (ii), and (iii)
Question 7
1 / -0

Air pressure is measured with an instrument, called

A
Manometer

B
Ammeter

C
Hydrometer

D
Barometer
Question 8
1 / -0

Which of the following changes can be possible by heating?

A
Liquid water changes to ice

B
Water vapour changes to liquid

C
Ice changes to liquid water

D
Water vapour changes to ice
Question 9
1 / -0

Which of the following is not used for making drinking water?

A
Sedimentation

B
Sublimation

C
Chlorination

D
Boiling
Question 10
1 / -0

Ozone layer protects us from

A
LASER

B
Cosmic Rays

C
U.V. Rays

D
All of these

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Re-Attempt Weekly Quiz Competition

Air, Water And Weather Test 1

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Air, Water And Weather Test 1

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SHARING IS CARING

Question 1

Filtration

Decantation

Sedimentation

None of these

Question 2

(i) → (ii) → (iv) → (iii)

(i) → (ii) → (iii) → (iv)

(iv) → (iii) → (ii) → (i)

(ii) → (m) → (i) → (iv)

Question 3

Putting in front of fan

Putting in normal water

Putting in cold water

Putting in hot water

Question 4

(i), (iii), and (iv)

(i), (ii), and (iii)

(i), (ii), (iii), and (iv)

(ii),(iii), and (iv)

Question 5

Ozonosphere

Stratosphere

Ionosphere

Hydrosphere

Question 6

(i), and (iii)

(ii), and (iii)

(i), and (ii)

(i), (ii), and (iii)

Question 7

Manometer

Ammeter

Hydrometer

Barometer

Question 8

Liquid water changes to ice

Water vapour changes to liquid

Ice changes to liquid water

Water vapour changes to ice

Question 9

Sedimentation

Sublimation

Chlorination

Boiling

Question 10

LASER

Cosmic Rays

U.V. Rays

All of these

User

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My Perfomance

Score

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Rank

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