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Basic General Knowledge

Basic General Knowledge - Important Points

21. Bleaching powder is used in drinking water as a/an-

A. Coagulant

B. Disinfectant

C. Anticeptic

D. Antibiotic

Discuss Work Space

Answer: option b

Explanation:

Bleaching powder, CaOCl2 or calciumoxychloride is used to kill germs and bacteria of water because it contains chlorine element, which is good disinfecting agent.
22. Washing soda is also known as-

A. Sodium caloride

B. Calcium bicarbonate

C. Sodium carbonate

D. Phosphorus

Discuss Work Space

Answer: option c

Explanation:

Washing soda is a chemical compound with the formula Na2CO3, also known as sodium carbonate, and it's a salt of carbonic acid.
23. Baking soda is also is known as-

A. Sodium Bicarbonate

B. Calcium Bicarbonate

C. Carbon Monoxide

D. Bromide

Discuss Work Space

Answer: option a

Explanation:

Sodium bicarbonate (NaHCO3), also known as baking soda or bicarbonate of soda.
24. What is the ratio of RBC to WBC-

A. 1:600

B. 600:1

C. 1:900

D. 500:1

Discuss Work Space

Answer: option b

Explanation:

In general, the reference ranges are: White blood cells: 4,500 to 11,000 cells per microliter (cells/mcL) Red blood cells: 4.5 million to 5.9 million cells/mcL for men; 4.1 million to 5.1 million cells/mcL for women. Hemoglobin: 14 to 17.5 grams per deciliter (gm/dL) for men; 12.3 to 15.3 gm/dL for women.
25. Which city is the Silicon valley of India?

A. Mumbai

B. Delhi

C. Hyderabad

D. Bengaluru

Discuss Work Space

Answer: option d

Explanation:

Bangalore is widely regarded as the "Silicon Valley of India" (or "IT capital of India") because of its role as the nation's leading information technology (IT) exporter.

Basic General Knowledge Questions and Answers FAQ

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