Question

An experiment is testing how different fertilizers

affect plant growth.
The following groups are created:
1.A group with 25 mL of fertilizer
2. A group with 15 mL of fertilizer
3. A group with 5 mL of fertilizer
4. A group with 0 mL of fertilizer
Please use the information in
the passage to the left to help
you answer the question.
Which of the following would
be considered the CONTROL
group in this experiment?
A. the group with 25 mL fertilizer
B. the group with 15 mL fertilizer
C. the group with 5 mL fertilizer
D. the group with 0 mL fertilizer
A

Answer 1

4. A group with 0 mL of fertilizer

Step-by-step explanation:

The control is the group that serves as a standard of comparison. It is exposed to the same conditions as the experimental group, except for the variable being tested.