Q. Which among the following are used as media for hydroponics?
A) Coco air
B) Rock cool
C) Gravel
D) All of these
Explanation
Coco air, perlite, rock cool, gravel all are used as media for hydroponics
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.