Lessons for Topic 2

What is the chemical equation for photosynthesis?

• 6CO2 + 6H2O + light energy → C6H12O6 + 6O2

• C6H12O6 + 6O2 → 6CO2 + 6H2O + ATP

• 6O2 + C6H12O6 → 6CO2 + 6H2O + ATP

Fill in the blank: Cellular respiration converts glucose and oxygen into carbon dioxide, water, and ____.

• ATP.

• glucose.

• oxygen.

• carbon dioxide.

What is the chemical equation for photosynthesis?

• 6CO2 + 6H2O + light energy → C6H12O6 + 6O2

• 6O2 + C6H12O6 → 6CO2 + 6H2O + energy

• CO2 + H2O → C6H12O6 + O2

Fill in the blank: In photosynthesis, plants convert carbon dioxide and water into sugar and oxygen using _______.

• light energy.

• sound waves.

• heat energy.

• mechanical energy.

What are the products of photosynthesis?

• A) Carbon dioxide and water

• B) Sugar and oxygen

• C) Water and light energy

What is the intensity of light used in the Photosynthesis Lab Simulator?

• 20%

• 30%

• 40%

• 50%

Fill in the blank: The temperature in the Photosynthesis Lab Simulator is set to ___ °C.

• 30.0

• 25.0

• 35.0

• 40.0

What is the carbon dioxide level in the Photosynthesis Lab Simulator?

• 400 ppm

• 450 ppm

• 500 ppm

• 550 ppm

Photosynthesis: A process where cells ______ E from the _____ and use it to make food.

• capture, sun

• release, moon

• absorb, stars

• emit, earth

Photosynthesis: nearly all organisms obtain E from the sun either ______ or ______.

• directly, indirectly

• indirectly, directly

• through photosynthesis, through respiration

• by consuming plants, by consuming animals