Answer:
These chemical reactions produce waste products such as carbon dioxide, water, salts, urea and uric acid. Accumulation of these wastes beyond a level inside the body is harmful to the body. The excretory organs remove these wastes. This process of removal of metabolic waste from the body is known as excretion.
I believe the answer is D, as we can reproduce and we have to be the same biological species to do that
The cycle then repeats itself as precipitation falls
Explanation:
6co2 + 6 H2O sunlight energy absorpt
----------------------------------- c6h12o6 +6o2
chlorophyll