Shawtyturnt13
Shawtyturnt13 Shawtyturnt13
  • 11-03-2015
  • Physics
contestada

which of the following is true about producers?

A.The are helpful to some ecosystems and not essential to any ecosystems
B.They are helpful to all ecosystems but not essential to any ecosystems
C.They are essential to some ecosystems
D.They are essential to all ecosystems

Respuesta :

guitar2012
guitar2012 guitar2012
  • 11-03-2015

the answer is d they are essential to all ecosystems
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