Please answer all!

Sculpting seawater into crested shapes, move energy from one area to another.
Question 6 options:

currents

waves

tides

This system has the highest species diversity of all ecosystems.

Question 11 options:

ponds

rivers

wetlands

The topmost zone near the shore of a lake or pond is the zone. The species living are food for other creatures such as turtles, snakes, and ducks

Question 12 options:

littoral

limnetic

profundal

none of the above