MOD_Photosynthesis & Cellular Respiration Test

1.) Photosynthesis uses sunlight to convert water and carbon dioxide into...

• ATP and oxygen
• oxygen and high energy sugars

2.) Which of the following are used in the overall reactions for photosynthesis?

• carbon dioxide
• water
• light
• all of the choices

3.) Plants gather the sun's energy with light-absorbing molecules called...

• pigments
• thylakoids
• glucose

4.) Which of the following affects the rate of photosynthesis?

• water
• temperature
• light intensity
• all of the choices

5.) Organisms, such as plants, that make their own food are called...

• heterotrophs
• autotrophs
• none of the choices

6.) Organisms that cannot make their own food and must obtain energy from the foods that they eat are called...

• autotrophs
• heterotrophs
• plants

7.) Which of the following is an autotroph?

• mushroom
• impala
• leopard
• tree

8.) Energy is released from ATP when...

• adenine bonds to ribose
• ATP is exposed to sunlight
• a phosphate group is removed

9.) A student is collecting a gas given off from a plant in bright sunlight at a temperature of 27 degrees Celsius. The gas being collected is probably...

• carbon dioxide
• oxygen
• vaporized water

10.) In the overall equation for photosynthesis, six molecules of carbon dioxide result in six molecules of...

• glucose
• water
• oxygen