Respuesta :

jjohnsonnota25

i think its the water because too much water could destroy the plant

jjodlask

Answer:

amount of water

Explanation:

amount of water is neither a constant or control because not a constant because it is changed throughout the experiment. not controlled because it's not the base it's experiment is done on plant is

sun is a constant because it's not changed

the soil is a constant because it's not changed

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