Answer:
a.energy source ,either sunlight or chemicals
Explanation:
the animals using sunlight are known as photoautotrophs and the animals using chemicals are known as chemoautotrophs.
Decomposition - bacteria helps to decompose dead organism , it's also used in food production
Hi lovely,
The answer you're looking for would be Biosphere.
Answer:
It is multicellular.
that's my logical answer .
Explanation:
