Multiple choice

Which of the following statements is/are false?

a. An ant's sting injects methanoic acid into the skin of a person causing burning pain. b. Antacids are a group of mild bases having no toxic effect on the human body. c. Calcium hydroxide is added to the acidic lake water to neutralise the acid that comes from acid rain.

  1. Only a

  2. Only b and a

  3. Only b

  4. Only b and c

  5. Only c
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

This is the correct option as this statement is false. Calcium carbonate is added to the acidic lake water to neutralise the acid that comes from acid rain.

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