MC Citing Evidence: Understanding Photosynthesis

What is the main purpose of the passage?

• To persuade readers to protect the environment

• To explain the process of photosynthesis in plants

• To describe the effects of climate change on plant growth

• To inform readers about different types of plants

Which part of the passage supports the idea that the main purpose is to explain photosynthesis?

• "Photosynthesis is the process by which plants convert sunlight into energy."

• "Without photosynthesis, plants would not be able to survive."

• "Plants absorb carbon dioxide from the air."

• "It is important for plants to have energy from sunlight."

What does the passage describe as the role of chlorophyll in photosynthesis?

• It helps plants produce glucose.

• It absorbs sunlight to help plants convert it into energy.

• It turns carbon dioxide into oxygen.

• It stores energy for later use in plants.

Which sentence from the passage explains the role of chlorophyll?

• "During photosynthesis, plants use sunlight to produce glucose."

• "The green pigment in plants that helps absorb sunlight is called chlorophyll."

• "Plants take in carbon dioxide and release oxygen during photosynthesis."

• "Without chlorophyll, plants would not be able to perform photosynthesis."

According to the passage, what do plants release as a result of photosynthesis?

• Glucose and carbon dioxide

• Oxygen and glucose

• Oxygen and water

• Carbon dioxide and water

Where does the passage mention what plants release as a result of photosynthesis?

• "Plants use sunlight to produce glucose, which is a type of sugar for energy."

• "The green pigment in plants helps absorb sunlight."

• "Plants take in carbon dioxide and release oxygen during photosynthesis."

• "Without photosynthesis, plants would not be able to grow."