All of the nutrition for corals comes from resident algae that lives with the coral.
Indicate whether the statement is true or false
Question 2
Which of the following is true of gases in the heterosphere?
A) The hydrogen, helium, oxygen and nitrogen are well mixed.
B) The hydrogen and helium occur at the top of the heterosphere, and the nitrogen and oxygen at the bottom.
C) The nitrogen and oxygen occur at the top of the heterosphere and the hydrogen and helium at the bottom.
D) Nitrogen occurs at the top, followedin descending orderby helium, oxygen and hydrogen.