5.66 Root Structures Quiz

What is the function of the root cap?

• Increases water uptake

• Protects the root from damage

• Facilitates gaseous exchange

• Stores water and mineral salts

Where is the cortex located?

• Under the epidermal layer

• Above the epidermis

• Connected to the base of the plant stem

• At the tip of the root

What is the main function of root hairs?

• Facilitate gaseous exchange

• Protect the root from damage

• Store water and mineral salts

• Increase water absorption

Which structure is adapted from epidermal cells of the roots?

• Pericycle

• Epidermis

• Vascular cylinder

• Root cap

What is the function of the vascular cylinder?

• Stores water and mineral salts

• Transports nutrients

• Increases water uptake

• Facilitates gaseous exchange

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Where are the root hair cells located?

• Above the epidermis

• Under the epidermal layer

• At the tip of the root

• Connected to the base of the plant stem

What is the function of the endodermis?

• Increases water uptake

• Protects the root from damage

• Regulates water and nutrient flow

• Facilitates gaseous exchange

Tags

NGSS.MS-LS2-1

Which structure is responsible for increasing the total surface area of the roots?

• Vascular cylinder

• Epidermis

• Cortex

• Root hairs

What is the main function of the pericycle?

• Increases water uptake

• Facilitates gaseous exchange

• Stores water and mineral salts

• Produces lateral roots

Where are the primary xylem and phloem located?

• At the tip of the root

• Under the epidermal layer

• In the vascular cylinder

• Above the epidermis