Photosynthesis

Parts of a leaf, label them.

b

c

d

e

a

Petiole

Vein

Stem

Tip

Midrib

What is the main function of leaves?

• Store water

• Produce oxygen

• Attract pollinators

• Perform photosynthesis

Which gas do leaves absorb from the atmosphere?

• water vapor

• oxygen

• nitrogen

• carbon dioxide

What is the process by which leaves convert sunlight into food?

• chlorophyll

• respiration

• transpiration

• photosynthesis

The main green pigment in plant leaves that helps in photosynthesis is called ________.

• chlorophyll

• anthocyanin

• xanthophyll

• carotenoid

What is the tiny opening on the surface of a leaf called?

• stomata

• stems

• veins

• pores

What is the process by which leaves release water vapor into the atmosphere?

• precipitation

• transpiration

• condensation

• evaporation

What is the function of the stem in the plants?

• Transportation of water, nutrients to the whole plant.

• Regulation of temperature

• Photosynthesis

• Protection against predators

Photosynthesis is the process by which plants make their own food using sunlight, carbon dioxide, and​ (a)  

• water
• Oxygen
• soil

During photosynthesis, plants release (a)   into the air, which is important for animals to breathe.

• oxygen
• Carbon dioxide
• Water