Question

h1.
The carbon to produce carbohydrates in the second stage of photosynthesis comes from
(Points : 1)

glucose.


carbon dioxide.


proteins.


lipids.


Question 2. 2.
_______ molecule(s) of carbon dioxide enter the Calvin cycle, eventually producing _______ molecule(s) of glucose.
(Points : 1)

One; six


Six; one


One; one


Six; six


Question 3. 3.
An organism that must gain energy through eating something is known as a(n)
(Points : 1)

chemotroph.


heterotroph.


autotroph.