Understanding Photosynthesis

What does the word Photo mean

• Light

• Energy

• Food

• Generate

Photosynthesis can happen day and night

• True
• False

Photosynthesis need light water and carbon dioxide to make

Describe photosynthesis in your own words

What are the products made from photosynthesis

• Cheese and crackers

• Glucose

• Carbon dioxide

• Oxygen

The first step in photosynthesis is 

• The absorption of light by chlorophyll 
• The absorption of light by chloroplasts
• The Calvin cycle
• Water is absorbed

Which pigment is primarily responsible for absorbing light during photosynthesis?

• Carotene

• Xanthophyll

• Chlorophyll

• Anthocyanin

How does chlorophyll contribute to the photosynthesis process?

• It absorbs water from the soil

• It captures light energy from the sun

• It releases oxygen into the atmosphere

• It transports nutrients within the plant

Do we use photosynthesis

• Photosynthesis is how humans breathe.
• Plants are the only organisms that use photosynthesis.
• Yes, humans use photosynthesis.
• No, humans do not use photosynthesis.

What organism used photosynthesis before plants

• Elgea

• Animals

• Your mom