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

Chart showing distrubtion of responses for Item ME147001

Percent of students responding correctly

Overall37%
Grades 6–837%
Grades 9–12N/A
Male35%
Female39%
Primary Language is English38%
Primary Language is not English36%

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