41.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.

42.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.

43.Glycerol is used for all of the following, except

44.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 ? Assertion (A) : Water kept in earthern pots gets cooled in summer.Reason ® : Evaporation causes cooling.

45.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 ?Assertion (A) : Rice can be cooked faster in a pressure cooker.Reason (R) : High pressure of steam inside increases the boiling point of water in the pressure cooker.