<span>Exothermic Reaction.</span>
The answer is A. Putting the aquarium in the dark means that
the aquatic plants will not be able to photosynthesize. The process of photosynthesis produces oxygen
as a by-product. The oxygen is used by the fishes in respiration and release
carbon dioxide. The carbon dioxide is used by the aquatic plants in photosynthesis.
I would say estuary, because that's where a fresh water river and an ocean meet, and that leads to a transition between salt to fresh water.
The answer is terracing.
Terracing is a type of landscaping characteristic for steep slopes and mountains. Graduated terraces are used to farm on this kind of terrain to reduce erosion. This way crops are planted on graduated level areas and not on steep terrain, and risk of surface runoff is reduced.
Answer:
A
Explanation:
Cause the only way to let them be free is for them to connect to the forests. (please don't kill me if I'm wrong-)