Answer:
beaver dams smooth out water flow by increasing the area wetted by the stream. This allows more water to seep into the ground where its flow is slowed. This water eventually finds its way back to the stream. Rivers with beaver dams in their head waters have lower high water and higher low water levels.
Explanation: Brainlest plz?
The two categories would be Biotic and Abiotic
C. Fresh water hope it helps (;
Asexual- one parent, identical offspring
sexual- two parents, and non identical offspring
both- types of reproduction