Which of these chemicals is needed in order for the metabolic reactions of photosynthesis to occur?
a) fructose
b) glucose
c) oxygen

Which is an example of a decomposer? a. bear b. algae c. grass d. bacteria d bacteria

Which of the following statements most accurately describes convergent evolution? the process in which two similar species evolve separately from each other and share similar characteristics the process in which a single species evolves into two or more new species the process in which two entirely different species evolve in response to each other the process in which two different species evolve separately from each other but still share similar characteristics

Ascientist is conducting an investigation that involves water, silver, carbon dioxide, and oxygen gas which group of statements best describes all of the materials he is using in the investigation?