16. An experiment is carried out to determine how different pH values of soil will affect the growth of tomato plants. In this
experiment, the independent variable could be the
1. Type of the tomato plant
2. Amount of soil provided
3. Colour the of tomato
4. Light intensity

Respuesta :

Step-by-step explanation:

2. Amount of soil provided.

In order to give different pH values of the soil, the amount of soil can directly affect this independent variable.