Answer:
if ur asking why here it is Scientists use observation to collect and record data, which enables them to construct and then test hypotheses and theories
I think the correct answer from the choices listed above is the third option. The term that describes all of the non-living components of an ecosystem would be abiotic. Abiotic<span> components or </span>abiotic<span> factors are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems.</span>
Explanation:
B has water as a reactant
Oxygen and glucose are both reactants in the process of cellular respiration. The main product of cellular respiration is ATP,waste products include carbon dioxide and water.
B. transport oxygen to tissues
