Answer:
This doesn't make sense because you don't have the passage
Explanation:
but I think it's b
I think the correct answer from the choices listed above is option B. With regards to environmental changes, they may affect several populations in an ecosystem because it is where living organisms dwell and they try to adjust accordingly to these changes. Hope this answers the question.
Answer:
humus
Explanation:
Humus is one of the organic matter that helps soil fertile.
Ruler, Key, Compass, Pencil
