As the light intensity and carbon dioxide concentration increases the rate of photsythesis ?

it depends

Explanation:

Different plants may have different speeds in which they produce oxygen or absorb carbon dioxide therefore photosynthesis may have different rates of speed.

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )