Answer:
Photosynthetic organisms provide food for humans as well as glucose and oxygen. All the food we eat either directly (if we eat a plant) or indirectly (if we eat an animal that eats plants or other animals) can be traced to photosynthesis. Actually, almost all organisms obtain their energy from photosynthetic organisms.
Answer:
The majority of the carbon dioxide we exhale is produced in the cell during the process of respiration.
Explanation: Carbondioxide is a waste material which is produced in the process of respiration. In respiration, glucose molecules is broken down for releasing energy with the help of oxygen molecule which produces carbondioxide, water and energy in the form of ATP. Carbondioxide is removed through lungs and energy is used by the cell.
D. extinct
Explanation:
they fall under the category of “extinct”
1Effects of chronic tobacco use result in the problems mentioned above!
