Photosynthesis

__________ is the process that plants use to breathe and make food.

• Photographs

• Oxygen

• Hydrogen

• Photosynthesis

If plants breathe in carbon dioxide, what do they breathe out?

• Nitrogen

• Oxygen

• Carbon monoxide

• Helium

What 3 things do plants need for the process of photosynthesis?

• Sunlight, oxygen and sugar.

• Water, soil and oxygen.

• Sunlight, carbon dioxide and water.

• Sunlight, soil and water.

What is the compund that plants use to absorb the energy from sunlight?

• Carbon dioxide

• Chlorophyll

• Nitrogen

• H2O

What color is chlorophyll?

• Green

• Blue

• Red

• Purple

Sunlight is the main source of energy that drives photosynthesis process.

• True

• False

This image correspond to___________.

• Flower

• Oxygen

• Carbon dioxide

• Sunlight

What is the tiny openings that let in the carbon dioxide needed for photosynthesis?

• stomata

• xylem

• phloem

• chloroplast

How does water travel from the roots to the plan leaf? Name the structure that carries water.

• stomata

• phloem

• chloroplast

• xylem

What is the main purpose of photosynthesis?

• To make food

• To create energy

• To release oxygen

• To absorb sunlight