Revision Questions

The light intensity has a correlation with the rate of photosynthesis

• Yes

• No

• May be

What are the functions of the plant roots?

• Absorb water and minerals from the soil

• Anchor the plant firmly in the ground

• hold the leaves to the stem

• Absorb sunlight

• Store food

The ............. are special cells that grow out of the surface of the roots

Root hair cells provide.......

• Surface area for roots

• High water and minerals absorption

• All of the above

Xylem vessels transport

• Food

• Water

• Minerals

• Water and minerals

the Surface of the leaf is covered to prevent drying out with

• Stoma

• Waxy layer

• Spongy layer

• Palisade layer

The upper and the lower epidermis

• Do most of the photosynthesis

• Protect the Cells inside The leaf

• Stops the leaf from drying out

• Carries water to the cells in the leaf

The holes that let carbon dioxide from the air get into the leaf

• Epidermis

• Stomata

• Cuticle

• Veins

The ..................attaches the leaf to the plant

• Vein

• Leaf stalk

• Chlorophyll

• Palisade

The pigment that gives the green color to the leaf and absorb the sunlight

• Chlorophyll

• Carotenoid

• Colors

• Chlorine