Question : Which of the following acids is responsible for muscle fatigue in humans?

Option 1: Acetic acid

Option 2: Nitric acid

Option 3: Lactic acid

Option 4: Hydrochloric acid

Question : In the context of respiration, the stage known as glycolysis involves the breaking down of _______________to pyruvic acid.

Option 1: lactic acid

Option 2: fructose

Option 3: citric acid

Option 4: glucose

Question : Which of the following acids is used in lead storage batteries?

Option 1: Acetic acid

Option 2: Hydrochloric acid

Option 3: Sulphuric acid

Option 4: Nitric acid

Question : Alum is made by dissolving bauxite in:

Option 1: Phosphoric acid

Option 2: Citric acid

Option 3: Boric acid

Option 4: Sulphuric acid

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