Which geological feature plays a role in determining the boundary of watersheds? a)River systems
b) Ridge lines
c) Tributaries
d) Flood plains

Autotrophs a.consume their food to get energy b.may use photosynthesis to gain energy c.are also called consumers d.cannot use solar energy

In a vegetable garden 45 bean plants have been eaten by deer 5 are untouched what is the frequency of bean plants in the garden that have been eaten?

One of the reasons that stars are so large is because