2 - Human refuse to stop polluting.
All other three are attempting to attack the problem of pollution.
Answer:
It helps insure the survival of a species in a whole.
Explanation:
Allows different species, for example dolphins or meerkats, to mate and ensure survival in their habitats.
In chemical changes new substances are formed and the process is often difficult to reverse. During chemical changes particles do change with atoms or ions regrouping . Bonds (links) between atoms break and new ones form and energy is either given out or taken in
1.Arrow A represents the process of photosynthesis.
<span>2.This shows the process of light energy converting into chemical energy </span>
<span>3.Photosynthesis absorbs carbon dioxide and converts it into energy as biomass, so that its able to be used for something else later on.</span>
