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366. Given below are two statements, labeled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ? 1. Assertion (A) : Cells are the basic units of life. 2. Reason (R) : Cells are the smallest parts of a living organism that can lead to an independent existence.
A. Both A and R are true but R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
367. Given below are two statements, labeled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ? 1. Assertion (A) : The air is purified in the nose. 2. Reason (R) : The nasal cavity contains hairs and mucous membrane.
A. Both A and R are true but R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
368. Given below are two statements, labelled as Assertion (A) and Reason (R). In the context of the two statements, which of the following is correct ?Assertion (A) : Our Solar System consists of planets and satellites.Reason (R) : Every planet has satellites.
A. Both A and R are true and R is the correct explanation of A.
B. Both A and R are true but R is not the correct explanation of A.
C. A is true but R is false.
D. A is false but R is true.
Explanation:
369. Which of the following fertilisers leaves acidic residue ?
A. Urea
B. Ammonium phosphate
C. Ammonium sulphate
D. Sulphate of potash
Explanation:
370. Glycerol is used for all of the following, except
A. as a lubricant for heavy machinery
B. as a sweetening agent in beverages and confectionery
C. as an anti- freeze in automobile radiators
D. for preparation of better quality of soaps and cosmetics
Explanation:
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