57.8k views
2 votes
Why is this experiment invalid?

Oa

O
Od
The same type of plant was used for each pot.
The pH levels was not the same for each pot.
The amount of fertilizer was not the same for each pot.
The number of seeds for each pot was the same.
C C

Why is this experiment invalid? Oa Oь O Od The same type of plant was used for each-example-1

1 Answer

3 votes
I’m not sure but u think it’s D
User Rawr Rang
by
8.5k points
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