Plants let out carbon dioxide and let in oxygen. Humans and animals breathe in carbon dioxide and breathe out oxygen.
Answer;
A) respiration of living organisms.
D)absorption of CO2 from the atmosphere by ocean water.
Explanation;
-The level of carbon dioxide in the atmosphere is maintained by several processes, including photosynthesis, respiration and combustion.
-Green plants remove carbon dioxide from the atmosphere by photosynthesis. Living organisms - including all plants and animals - release energy from their food using respiration. Respiration and combustion - burning - both release carbon dioxide into the atmosphere.
The base which is Uracil or Thymeine
Answer:
B
Explanation:
A) plants release oxygen and absorb CO2
The researchers estimate that between 1990 and 2010, some 69 percent of the mass lost by the world's alpine glaciers can be traced to human influence – basically global warming. This 2013 file photo shows the Mendenhall Glaicer where it spills over the mountains above Mendenhall Lake in Juneau, Alaska.