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286. Nonpoisonou leches were used for preventing the clotting of blood in the post operative cases during 600 B.C. by
A. Atrey
B. Charaka Samhita
C. Taittirya
D. Susrata Samhita
Explanation:
287. Given below are assertion and reason. Point out if both are correct and reason is correct explanation (A), Both are true but reason is not correct explanation (B), Assertion is true but reason is false (C), Both are wrong (D) Assertion. Study of biology requires basic knowledge of chemistry and physics Reason. Living organisms are made of atoms and molecules which follow chemical and physical laws.
A. (A)
B. (B)
C. (C)
D. (D)
Explanation:
288. Theory is
A. Generalisation supported by experiment
B. Capable of making valid predictions
C. Capable of obtaining repeatable results
D. All the above
Explanation:
289. In 1928, a scientist discovered the first effective antibiotic. Scientist and antibiotics are
A. Fleming - streptomycin
B. Fleming - penicillin
C. Waksman - penicillin
D. Waksman - streptomycin
Explanation:
290. Animal husbandry deals with
A. Breeding of farm animals
B. Care and treatment of animals
C. Rearing animals for profit
D. Rearing, management and breeding of farm animals
Explanation:
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