Multiple choice

What is the artificial nitrogenous substance that we add artificially in the soil to increase fertility?

  1. Humus

  2. Fertilizer

  3. Manure

  4. Gravel

  5. Plastic

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

Fertilizer refers to products added to a plant’s soil or sometimes sprayed onto its leaves which are supposed to help the plant to get all of the nutrients it needs to grow big and strong. Fertilizer is rich in Nitrogen, which is the main component for the the growth of the plant.