Carbon dioxide is returned to the atmosphere primarily by respiration of humans, (exhalation to be precise). The return of carbon dioxide to the atmosphere is also possible by the decay of plants and animals and combustion, which is the process of burning something.
Answer:
Explanation:
The process used by plants,algae and certain bacteria to harness energy from sunlight and turn it into chemical energy is known as photosynthesis.
Halley's Comet. Halley's Comet is the most famous of all comets
Shoemaker Levy-9.
Hyakutake.
Hale Bopp.
Comet Borrelly
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The ovules becomes a seed, the outer part of it is a seed coat
It pumps blood all over our bodies
