Essential macronutrients are

A. Produced by growth hormones

B. Absorbed from soil

C. Produced by enzymes

D. Manufactured during photosynthesis

Answer: Option B

Solution(By Examveda Team)

Essential macronutrients are absorbed from the soil.
Macronutrients absorbed from the soil are nitrogen, potassium, magnesium, phosphorus, calcium and sulphur.
Carbon, hydrogen, and oxygen are also considered macronutrients as they are required in large quantities to build the larger organic molecules of the cell; however, they represent the non-mineral class of macronutrients.