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Item ME147001: Molecules made of several carbon atoms linked to each other and to hydrogen and oxygen atoms could be food for plants.

Which of the following could be food for plants?

  1. Molecules made of two oxygen atoms linked to each other
  2. Molecules made of a single oxygen atom linked to two hydrogen atoms
  3. Molecules made of a single carbon atom linked to two oxygen atoms
  4. Molecules made of several carbon atoms linked to each other and to hydrogen and oxygen atoms
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 728
6–8
n = 728
9–12
n =
Male
n = 370
Female
n = 345
English
n = 651
Other
n = 58
A. Molecules made of two oxygen atoms linked to each other 16% 16% N/A 18% 13% 16% 14%
B. Molecules made of a single oxygen atom linked to two hydrogen atoms 24% 24% N/A 23% 24% 24% 19%
C. Molecules made of a single carbon atom linked to two oxygen atoms 24% 24% N/A 24% 23% 23% 31%
D. Molecules made of several carbon atoms linked to each other and to hydrogen and oxygen atoms 37% 37% N/A 35% 39% 38% 36%