Question : The acid which is secreted by the glands in the stomach wall is
Option 1: Sulphuric acid
Option 2: Hydrochloric acid
Option 3: nitric acid
Option 4: Phosphoric acid
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Correct Answer: Hydrochloric acid
Solution : The correct answer is hydrochloric acid.
Hydrochloric acid is released in stomach and it has a pH between 1.5 to 3.5. It is the main component of gastric juice and is released by parietal cells of gastric mucosa in the fundus and corpus. This low pH helps the body to digest food easily and it hastens the process of digestion. It breaks proteins, fats etc. and absorbs essential nutrients in it. It also destroys the bacteria, viruses and other micro-organisms which are ingested with food.
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Question : Which acid destroys the bacteria that enter the stomach?
Option 1: Nitric acid
Option 3: Boric acid
Option 4: Uric acid
Question : Steapsin, the enzyme which converts fats into fatty acids and glycerol, is secreted by:
Option 1: Stomach
Option 2: Pancreas
Option 3: Small intestine
Option 4: Large intestine
Question : The chief source for the production of nitrogenous fertilizers is:
Option 1: Ammonia
Option 2: Nitric acid
Option 3: Nitrogen
Option 4: Nitrogen dioxide
Question : Which acid is predominantly present in tomatoes?
Option 1: Carbonic acid
Option 2: Acetic acid
Option 3: Oxalic acid
Option 4: Tartaric acid
Question : Which among the following acids is found in coconut oil?
Option 1: Erucic Acid
Option 2: Oxalic Acid
Option 3: Lactic Acid
Option 4: Lauric Acid
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