In an ecosystem, the elimination of one new species by another ...

[Charlie]

In an ecosystem, the elimination of one new species by another because of direct competition for the same resources is an example of
 
  A) intraspecific competition.
  B) the competitive exclusion principle.
  C) character displacement.
  D) resource partitioning.

Question 2

In passive solar units that heat water, the water moves because
 
  A) flat-plate collectors are facing the sun.
  B) heated water rises up from low-positioned flat-plate collectors to the water tank.
  C) wind-powered pumps move the water through the system.
  D) an electric water pump moves the water through the system.

[vickybb89]

Answer to Question 1

B

Answer to Question 2

B

[Charlie]

Gracias!

[Dnite]

Thanks for the timely response, appreciate it