133. The technique of growing plants without soil, in nutrient solution is known as
A. Aqua culture
B. Micropropagation
C. Horticulture
D. Hydroponics
Answer: D
133. The technique of growing plants without soil, in nutrient solution is known as
A. Aqua culture
B. Micropropagation
C. Horticulture
D. Hydroponics
Answer: D