Roots, Stems & Leaves 2

What type of root reaches deep into the soil to obtain water and nutrients?

• diging roots

• fibrous roots

• taproots

• Penetrating

Where is the main photosynthetic system located?

• in the flower

• in the soil

• in the leaves

• in the roots

Plants absorb and transport water and nutrients by their roots.

• True

• False

What is photosynthesis?

• Water loss by a plant.
• When a photographer takes a photo.
• To get your pictures from the photo lab.
• The process in which plants make their food.

-----------plays a key role in preparing food for the plant

• stem

• leaf

• root

• flower

The role of the guard cell is to

• help control the temperature of the plant
• control how much water enters the leaf
• control how much glucose is stored
• control the movement of water vapour & gases 

The water needed for photosynthesis comes into the leaves through the

• upper epidermis
• stomata
• guard cells
• xylem cells

Small openings called ______ are found on the underside of leaves and allow gases to enter or leave the plant cells.

• Phloem
• Chloroplasts
• Xylem
• Stomata

Structure of phloem consists all below, except?

• Sieve tube element

• Tracheids

• Companion cell

• Sieve plate

What is the purpose of root hairs?

• To improve the plants structure

• To keep the roots warm

• To increase surface area for water absorption

• To open the stoma