Question

Choose the reason(s) why plants need fertilizer. (There may be more than one answer.)

To provide oxygen
To provide nitrogen for proteins
To provide carbon dioxide
To provide various minerals
To provide protein for plant growth

Answer 1

Explanation:Fertilizers are food for plants.Plants get carbondioxide from air and release oxygen.They are added to the soil to make up the deficiency of essential elements like nitrogen,phosphorus and potassium required for the proper growth of plants.