Semester 2 Midterm Part 1

1. Energy from the sun travels to Earth as

• chemical energy
• combustion
• radiant energy
• mechanical energy

2. The two main products of burning fuels are

• carbon dioxide and water
• carbon dioxide and oxygen
• oxygen and water vapor
• water vapor and smoke

3. The compound labeled A is

• carbon dioxide
• oxygen
• glucose
• water

4. The compound labeled B is

• carbon dioxide
• sunlight
• glucose
• water

5. The compound labeled C is

• oxygen
• sunlight
• glucose
• water

6. Which identifies the relationship between photosynthesis and cellular respiration?

• Both processes generate energy for cell use
• Both processes release energy for cell use
• The products of one process are used as reactants by the other process
• The reactants of one process are also the reactants of the other process

8. Letter A above the tree represents

• photosynthesis
• cellular respiration
• sunlight
• carbon dioxide

9. Letter B in the atmosphere represents

• photosynthesis
• cellular respiration
• sunlight
• carbon dioxide

10. Letter C above the power plant represents

• photosynthesis
• cellular respiration
• burning fossil fuels
• carbon dioxide

11. Letter D above the cow

• photosynthesis
• cellular respiration
• burning fossil fuels
• carbon dioxide