Answer:
The process of photosynthesis produces glucose which is a form of food for plants. The gas produced by photosynthesis is oxygen.
Answer:
The circulatory system
Explanation:
The heart, veins and arteries works together to service the cells of the body
The correct option is A.
Living organisms depend on their environment to survive, when there are changes in the environment which are not favorable to the living organisms, it will eventually leads to the wiping out of the living organisms. As time goes on and the environment recover, the living organisms that will be found in the new environment are those who will be able to survive in it.
