Answer:
They are the species which are found only in a particular area. They can be a plant, animal or microorganism. They are at great danger of becoming extinct due to the following reasons: - As they are restricted to a particular area so loss of their habitat is the major reason which could lead to extinction.
Explanation:
I would say that answer choice C is the best out of this selection. Carbon is the main element in organic compounds, and organic compounds just so happen to make up the cells that carry out life processes for all living things. Hope this helps.
A type of commensalism is the sea anemone and the clown fish. The definition of commensalism is where another species lives within another. (Usually this relationship is with animals, fungi, and plants.) No harm comes to either species.
A clown fish lives in a sea anemone, and this doesn't hurt the anemone nor is the clownfish affected by its sting because of their oils that protect them.
If you didn't know, Nemo and his father, Marlin, lives in a sea anemone. A natural habitat of a clown fish.
In a closed ecological system, any waste products produced by one species must be used by at least one other species. If the purpose is to maintain a life form, such as a mouse or a human, waste products such as carbon dioxide, feces and urine must eventually be converted into oxygen, food, and water.
