Question

Microscopic life in the soil can play many roles, both positive and negative. Which of the following combinations of soil life would usually be the best choice to ensure long-term sustainable agriculture?

nematodes and symbiotic bacteria
microscopic non-animal life, plus earthworms
sterile soil free of nematodes
all broad classes of microbiota in balance

Answer 1

I don't know really to be honest,but I think its either A or B.

Answer 2

Yeah I'm thinking B possibly

Answer 3

A seems like it may be the answer as well

Answer 4

Can you check the answer more than once?

Answer 5

no i cant

Answer 6

its only one of them

Answer 7

hmmm,I think it's B,but if it's not.Im sorry for giving you the wrong answer.

Answer 8

no problemo, and thanks

Answer 9

Your welcome. :) was B correct

Answer 10

i will let you know!

Answer 11

It will be a few minutes

Answer 12

Oke.

Answer 13

nvm i wont be able to tell you if it was because it will take a few days to grade