Question : Which of the following methods is suitable for preventing an iron frying pan from rusting?

I. Applying grease

II. Applying paint

III. Applying a coating of zinc

IV. All of these

Option 1: I

Option 2: II

Option 3: III

Option 4: IV

Question : Part ______ of the Indian Constitution deals with the Citizenship of India.

Option 1: II

Option 2: IV

Option 3: V

Option 4: III

Question : Which of the following relieves pain?

Option 1: Antibiotics

Option 2: Analgesic

Option 3: Antipyretic

Option 4: Disinfectant

Question : Which among the following is an incorrect pair?

Natural source    Acid

I. Vinegar     1. Acetic acid

II. Curd        2. Lactic acid

III. Tamarind     3. Citric acid

Option 1: I and II

Option 2: II and III

Option 3: Only II

Option 4: Only III

Question : Match column A with column B.

Option 1: i-b, ii-a, iii-d, iv-c

Option 2: i-d, ii-c, iii-b, iv-a

Option 3: i-b, ii-c, iii-a, iv-d

Option 4: i-c, ii-b, iii-d, iv-a