Question

MULTIPLE CHOICE QUESTIONS
5. This is not a macronutrient
(a) Carbon
(b) Hydrogen
(C) Nitrogen
(d) Iron
6. Minerals from soil are absorbed by root hairs
by the mechanism of
(a) Diffusion
(b) Osmosis
(c) Active transport
(d) Selective absorption​

Answer 1

Answer:

5.d, 6.a

Explanation:

5.these are a part of air but iron is mineral

6.diffusion is the right answer