Answer: c
Explanation: because it helps by excreting
Warm air rises and eventually cools. Answer choice D.
Answer:
the answer is B
Explanation:
plants need carbon dioxide to be able to produce anything
<span>They capture energy from sunlight and manufacture their own food</span>
Answer:
The treatment of wastewater with microbes.
Explanation:
It would be the best because Waste water management is the serious issue in today's world!