Plants that get energy from the sun to obtain there own food Which one is the answer ?

A. Chlorophyll
B. Photosynthesis

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

The transport tubes for food coming down the plants are called?

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?