The chance that a certain event will occur is known as its probability.
Hope this helps!
-Payshence xoxo
The answer is A
The air circulated in a clockwise direction in the northern hemisphere
A dense growth of plant life in a aquatic ecosystem which many animals living there die(due to lack of enough oxygen present in water) and the ecosystem gets completely disrupted.
Eutrophication excessive richness of nutrients in a lake or other body of water, frequently due to run-off from the land, which causes a dense growth of plant life.
Primary eats grass and plants and the secondary eats the primary to get the energy it needs to live