Answer:
Animals release carbon dioxide into the air, and plants take it in.
Explanation:
The existence of plants and animals on the planet is important in maintaining life. Animals release carbon dioxide as waste through the respiratory system. The carbon dioxide that is released is then taken in by plants, which they use to produce their own food through a process called photosynthesis. The by product of that process is oxygen which is released in the atmosphere and animals take it in.
Be yourself
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The answer is D. Because planting nonnative species is bad for the area because the plants that normally grow there have to compete with that new species then.
The answer is carbon dioxide. so its true
The aspect of his experimental process which is most important for obtaining reliable results is repeating his data collection many times.