Biology: Concepts and Connections, 6e (Campbell)
Chapter 7
Photosynthesis: Using Light to Make Food

Multiple-Choice Questions

1)
The summary equation for photosynthesis is A)
6 CO2 + 6 H2O + sunlight → C6H12O6 + 6 O2. B)
C5H12O6 + 6 O2 + sunlight → 5 CO2 + 6 H2O. C)
C6H12O6 + 6 O2 + sunlight → 6 CO2 + 6 H2O. D) the same as the equation for glycolysis written in reverse. E)
6 CH2O + 5 O2 + sunlight → CO2 + 2 H2O. Answer:
A
Topic:
Opening Essay Skill:
Factual Recall

2)
Which of the following statements regarding photosynthesis and carbon dioxide is false? A)
Plants require carbon dioxide, water, and sunlight to make glucose. B)
Burning fossil fuels release carbon dioxide that was removed from the atmosphere millions of years ago. C)
Because of their short growth period and self-regeneration, willows are more viable as a source of potential power than the trees in most natural forests. D)
Most of the food humans eat can be traced back to photosynthetic plants. E)
Burning wood contributes more to acid rain than burning fossil fuels. Answer:
E
Topic:
Opening Essay Skill:
Factual Recall

3)
What is the name given to organisms that can make their own food and the food for the biosphere? A) chemotrophs B) heterotrophs C) manufacturers D) synthesizers E) producers Answer:
E
Topic:
7.1
Skill:
Factual Recall

4)
Photoautotrophs
A) make sugar by using organic raw materials. B) produce organic molecules from inorganic molecules. C) eat other organisms that use light energy to make food molecules. D) include only the green plants. E) are only found on land. Answer:
B
Topic:
7.1
Skill:
Factual Recall

5)
Which of the