Multiple choice

Which of the following is used to neutralise acidic soils for better plant growth?

  1. Water

  2. Sodium hydroxide

  3. Calcium oxide

  4. Sulphuric acid

  5. Dung

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Calcium oxide is used to neutralise acidic soils. Calcium oxide is basic in nature and is reasonable.