Question

Joe has heard that fertilizer makes tomato plants produce more tomatoes and bigger tomatoes. He decides that he wants to find out if this is true. He buys three different fertilizers and four tomato plants that are all the same. He gives on tomato plant fertilizer A, another tomato plant fertilizer B, another tomato plant fertilizer C, and the last plant he does not give any fertilizer to. He gives them all the same amount of sun, water, and soil. What is the control group in this experiment

Answer 1

The control group in this experiment is the group of tomatoes that do not receive any fertilizers i.e. fourth tomato plants.

What is Fertilizer?

Fertilizer may be defined as any chemical or natural substance which is added to the soil with the intention of enhancing productivity.

All those groups of tomatoes in which fertilizers are added behave as a reference group while those in which fertilizer is not added behave as a control group.

Therefore, it is well described above.

To learn more about Fertilizers, refer to the link:

brainly.com/question/24544067

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