Question

If there are 500 oak trees in a forest covering 50 square kilometers then the population density is
10 trees per square kilometer
100 trees per square kilometer
50 trees per square kilometer
5 trees per square kilometer

Answer 1

@paki

Answer 2

simple... 500/50 = 10...

Answer 3

The rate at which an ecosystem's producers convert solar energy to chemical energy stored in biomass is called ______.
energy flow
trophic structure
primary productivity
chemical cycle
c?

Answer 4

primary productivity...

Answer 5

Small fishes that eat zooplankton are
tertiary consumers
secondary consumers
producers
primary consumers