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5 questions · 2000 · answers as per the UPSC key

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The stones formed in human kidney consist mostly of

(a) calcium oxalate
(b) sodium acetate
(c) magnesium sulphate
(d) calcium
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Answer: (a) calcium oxalate

Most of the explosions in mines occur due to the mixing of

(a) hydrogen with oxygen
(b) oxygen with acetylene
(c) methane with air
(d) carbon dioxide with ethane
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Answer: (c) methane with air

Soft drinks such as colas contain significant quantities of

(a) caffeine
(b) nicotine
(c) tannin
(d) renin
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Answer: (a) caffeine

Match List I (Diseases) with List II (Types of disease) and select the correct answer using the codes given below the Lists:

List I I. Haemophilia II. Diabetes III. Diabetes IV. Ringworm

List II A) Deficiency disease B) Genetic disease C) Hormonal disorder D) Fungal infection

Codes:

(a) I-B, II-C, III-D, IV-A
(b) I-B, II-C, III-A, IV-D
(c) I-C, II-B, III-A, IV-D
(d) I-C, II-B, III-D, IV-A
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Answer: (b) I-B, II-C, III-A, IV-D

The blood glucose level is commonly expressed as

(a) mm of Hg
(b) milligram per decilitre
(c) parts per million
(d) grams per litre
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Answer: (b) milligram per decilitre