Deep in the Ocean Where There Is No Light,some Bacteria

Multiple Choice

Deep in the ocean where there is no light,some bacteria can use the energy of chemicals to make carbohydrates.Animals,such as tube worms,derive their carbohydrates from consuming those chemosynthetic bacteria.Given these facts,a tube worm would be considered to be a(n) ____,whereas the bacteria would be a(n) ____.

A) producer; consumer
B) autotroph; heterotroph
C) prokaryote; eukaryote
D) heterotroph; autotroph
E) decomposer; producer