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Question (31)

QN006642

Which method is used to separate pebbles from pulses at home?

(A) Handpicking
(B) Distillation
(C) Filtration
(D) Evaporation

Correct Answer: A

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Question (32)

QN006643

Which process separates butter from curd?

(A) Centrifugation
(B) Winnowing
(C) Sublimation
(D) Sedimentation

Correct Answer: A

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Question (33)

QN006644

In a separating funnel, the denser liquid is collected:

(A) First from bottom
(B) First from top
(C) Last from top
(D) By evaporation

Correct Answer: A

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Question (34)

QN006645

Which method is most suitable to separate ammonium chloride from salt?

(A) Filtration
(B) Sublimation
(C) Sedimentation
(D) Winnowing

Correct Answer: B

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Question (35)

QN006646

A student filters muddy water. Mud remains on filter paper while water passes through. Water collected is called:

(A) Residue
(B) Filtrate
(C) Sediment
(D) Sublimate

Correct Answer: B

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Question (36)

QN006647

The solid particles settling at the bottom after sedimentation are called:

(A) Filtrate
(B) Vapours
(C) Sediment
(D) Distillate

Correct Answer: C

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Question (37)

QN006648

Which method is used to remove insoluble impurities from liquids in laboratories?

(A) Filtration
(B) Winnowing
(C) Sublimation
(D) Crystallization

Correct Answer: A

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Question (38)

QN006649

Which method is based on the settling of heavier particles under gravity?

(A) Sedimentation
(B) Distillation
(C) Sublimation
(D) Sieving

Correct Answer: A

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Question (39)

QN006650

A farmer separates grains from husk using wind. The lighter component carried away is:

(A) Grain
(B) Stone
(C) Husk
(D) Sand

Correct Answer: C

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Question (40)

QN006651

Which method can separate kerosene from water?

(A) Filtration
(B) Separating funnel
(C) Sieving
(D) Crystallization

Correct Answer: B

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Question (31)

Which method is used to separate pebbles from pulses at home?

Explanation:

Link:

Question (32)

Which process separates butter from curd?

Explanation:

Link:

Question (33)

In a separating funnel, the denser liquid is collected:

Explanation:

Link:

Question (34)

Which method is most suitable to separate ammonium chloride from salt?

Explanation:

Link:

Question (35)

A student filters muddy water. Mud remains on filter paper while water passes through. Water collected is called:

Explanation:

Link:

Question (36)

The solid particles settling at the bottom after sedimentation are called:

Explanation:

Link:

Question (37)

Which method is used to remove insoluble impurities from liquids in laboratories?

Explanation:

Link:

Question (38)

Which method is based on the settling of heavier particles under gravity?

Explanation:

Link:

Question (39)

A farmer separates grains from husk using wind. The lighter component carried away is:

Explanation:

Link:

Question (40)

Which method can separate kerosene from water?

Explanation:

Link:

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