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Tom looks out his window. Which observation includes a biotic factor of the ecosystem he is in. A. It is raining. B. There are worms on his sidewalk. C. The water in his pond is higher than usual. D. The
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Tom looks out his window. Which observation includes a biotic factor of the ecosystem he is in.

A. It is raining.
B. There are worms on his sidewalk.
C. The water in his pond is higher than usual.
D. The clouds are darker than they had been a little earlier.

User BigMike
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1 Answer

2 votes

Answer:

B - There are worms on the sidewalk

Step-by-step explanation:

User Cong Dan Luong
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