GS Practice Sets For Competitive Exam Preparation P26

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Page 26

90114251. The Fungus which is used in the alcohol industry Is

A

Mushroom

B

Candida Aibicans

C

Yeast

D

Rhizopus

C

Correct Answer: C. Yeast

90178252. Which of the following is a supercooled liquid?

A

Ice Cream

B

Teflon

C

Glass

D

Mercury

C

Correct Answer: C. Glass

90045253. Galena is a mineral of

A

iron

B

gold

C

lead

D

calcium

C

Correct Answer: C. lead

90038254. Drinking soda is

A

Alkaline

B

Acidic

C

Neutral

D

Oxidant

B

Correct Answer: B. Acidic

90134255. The nucleus of an atom consists of.

A

Proton

B

Neutron

C

Proton and Neutron

D

Electron, Proton and Neutron

C

Correct Answer: C. Proton and Neutron

90112256. The ft fundamental particles present in the nucleus of an atom are

A

Electron, proton

B

Proton, neutron

C

Neutron, electron

D

Neutron, positron

B

Correct Answer: B. Proton, neutron

90127257. The metals commonly used for electroplating are

A

Gold, Sodium and Chromium

B

Chromium, Copper and Nickel

C

Nickel, Lead and Chromium

D

Gold, Sodium and Potassium

B

Correct Answer: B. Chromium, Copper and Nickel

90177258. Which of the following is a mono-atomic gas?

A

Oxygen

B

Neon

C

Nitrogen

D

Fluorine

B

Correct Answer: B. Neon

90122259. The main source of Naphthalene is

A

Charcoal

B

Camphor

C

Coal-tar

D

Diesel

C

Correct Answer: C. Coal-tar

90017260. Aspirin is the common name of

A

Salicylic Acid

B

Salicylate

C

Methyl Salicylate

D

Acetyl Salicylic Acid

D

Correct Answer: D. Acetyl Salicylic Acid

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