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21 February, 20:24

A biology student wanted to study the effect of fertilizer on the growth of tomato plants. He placed four of the

same type of tomato plants into separate containers, each containing the same amount of soil. Each pot received

a different watering solution, containing varying amounts of fertilizer.

The table below shows the average height of the plants by the end of one week.

Plant group

Fertilizer amount (g)

Avg height of plants (cm)

3.0

3.2

4.4

20

5.0

What is the dependent variable in this experiment?

Choose 1 answer:

A

The amount of fertilizer

B

The type of tomato plant

The height of the plants

(D)

The amount of soil provided

+3
Answers (1)
  1. 21 February, 20:54
    0
    The Amount of Fertilizer is the correct answer.
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