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CBSE MCQ: Practice Questions & Answers (Hindi) - Page 11 - ObjectiveMcq

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CBSE : Practice Questions and Answers

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214 practice sets · Page 11 of 11

CbseMediumGeneral

201.

The first oil well was drilled in

A

India

B

USSR

C

USA

D

UK

View Answer

Correct Answer: C — USA

Explanation:

USA

CbseHardGeneral

202.

The characteristic of coal is

A

All of these

B

tough

C

Black in colour

D

Porous

View Answer

Correct Answer: D — Porous

Explanation:

Porous

CbseHardGeneral

203.

Refining is

A

Separation of various fractions of petroleum

B

Heating of coal

C

Extracting petroleum gas

D

Sedimentation of fossil fuel

View Answer

Correct Answer: A — Separation of various fractions of petroleum

Explanation:

Separation of various fractions of petroleum

CbseMediumGeneral

204.

Purest form of carbon is

A

Charcoal

B

All of these

C

Coal

D

Coke

View Answer

Correct Answer: D — Coke

Explanation:

Coke

CbseEasyGeneral

205.

Petroleum is mixture of

A

Petrol

B

All of these

C

Petroleum gas

D

Diesel

View Answer

Correct Answer: B — All of these

Explanation:

All of these

CbseEasyGeneral

206.

Petroleum is formed from

A

Insects

B

Organisms in sea

C

Domestic animals

D

Wild animals

View Answer

Correct Answer: B — Organisms in sea

Explanation:

Organisms in sea

CbseEasyGeneral

207.

PCRA stands for

A

Public Council of Research Association

B

Partial Counting of Remaining Amendment

C

Public Conservations Research Association

D

Petroleum Conservation Research Association

View Answer

Correct Answer: D — Petroleum Conservation Research Association

Explanation:

Petroleum Conservation Research Association

CbseMediumGeneral

208.

Naphthalene balls are obtained from

A

Coke

B

Carbon

C

Coal gas

D

Coal tar

View Answer

Correct Answer: D — Coal tar

Explanation:

Coal tar

CbseMediumGeneral

209.

Heavy motor vehicles like trucks run on

A

Petrol

B

Diesel

C

Coal

D

Coal tar

View Answer

Correct Answer: B — Diesel

Explanation:

Diesel

CbseMediumGeneral

210.

Coke is used in the manufacturing of

A

Lead

B

steel

C

Iron

D

Copper

View Answer

Correct Answer: B — steel

Explanation:

The correct answer is steel.

CbseMediumGeneral

211.

Coal tar contains about

A

300 substance

B

400 substance

C

200 substance

D

100 substance

View Answer

Correct Answer: C — 200 substance

Explanation:

The correct answer is 200 substance.

CbseMediumGeneral

212.

Coal tar is used in manufacture of

A

Drugs

B

All of these

C

Explosives

D

Synthetic dyes

View Answer

Correct Answer: B — All of these

Explanation:

The correct answer is All of these.

CbseMediumGeneral

213.

Coal tar has an unpleasant smell

A

None of these

B

Pleasant

C

Both (a) & (b)

D

Unpleasant

View Answer

Correct Answer: D — Unpleasant

Explanation:

The correct answer is Unpleasant.

CbseHardGeneral

214.

Coal is produced in industry to get

A

Coal tar

B

Coal gas

C

All of these

D

Coke

View Answer

Correct Answer: C — All of these

Explanation:

The correct answer is All of these.

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