carbon dioxide
Loner Amovseye: A misanthrope is one who distrusts or dislikes humans.
Carbon dioxide is the gas given off by humans through respiration, and it is used by plants during photosynthesis to produce oxygen and glucose. This relationship between humans and plants is an essential part of the Earth's carbon cycle.
to elliminate soures of error
Because decompose animals had nutrients. And when it was burried in land. The nutrients of the decayed animals and plants goes to the soil itself. So, when someone plant a plants, the nutrients of the decomposer will eventually go to the plants in order them to had a strong stem. And to have many fruits. That fruits will eat by the animals and human beings. So, decomposed materials are too helpful. :P
In small amounts, human urine can act as a fertilizer for plants due to its nitrogen content. However, if applied in excess, it can be harmful to plants as the high concentration of salts and urea can burn and damage their roots. It is best to dilute urine with water before using it as a fertilizer for plants.
Oxygen released by plants is used for respiration by human beings.
Herbicides are members of the group of pesticides; thet are used to kill plants unwanted by the human beings.
carbon dioxide
yes,co2 is important to science.because co2 is released by human beings and used by plants these are parts of science
Homo sapiens is the term used for human beings.
Human beings considered collectively; the human race.
salt is used in food andsomedrinks
Human beings use visible light for seeing; green plants use it for photosynthesis. It can also be used to generate electricity, by means of photo-electric cells.
Vitamin A is used to improve the eyesight of human beings such.
binary numbers
Loner Amovseye: A misanthrope is one who distrusts or dislikes humans.
Why must controls (such as plants given water only) be used in the fertilizer experiment