A farmer wants to know the effects of a new fertilizer on his crop of butter beans. One year, he fertilizes

1

4

of his crop (A) with the new fertilizer,

1

4

of his crop (B) with the fertilizer he has used in the past,

1

4

of his crop (C) with a mixture of the two fertilizers, and

1

4

of his crop (D) with no fertilizer. Assuming all other factors - sunlight, rainfall, soil composition, etc. - are the same as previous years, what is the control group in this experiment?

A)

Group A

B)

Group B

C)

Group C

D)

Group D

Question

11 November, 01:45

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Answers (1)

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Xzavier Clayton · Answer 1

Group d, to be able to see what each does to the plant, you need to know what nothing does to it