Photosynthesis

What are the three elements needed by the plant in the process of photosynthesis?

• air, sunlight, carbon dioxide

• carbon dioxide, soil, water

• carbon dioxide, water, sugar

• water, carbon dioxide, sunlight

If plants absorb carbon dioxide, what do they release?

• nitrogen

• oxygen

• carbon

• helium

What is the pigment that plants use to absorb the energy from light?

• water

• carbon dioxide

• clorophyll

• coffee

What color is chlorophyll?

• green

• yellow

• pink

• blue

True or False: All plants need the same amount of sun to make enough food to be healthy

• true

• false

True or False: Photosynthesis is responsible for the world's oxygen supply which is needed for animals to survive.

• true

• false

What is the name of the simple sugar that is produced during photosynthesis?

• dextrose

• lactose

• sucrose

• glucose

Where does most photosynthesis occur in plants ?

• roots

• leaves

• flowers

• stems

Where in plants do carbon dioxide enter and oxygen leave?

• roots

• stomata of leaves

• stem

• flower

Does the process of photosynthesis only occur in plants? True or false

• true

• false