Plant TissuesBiology Year 2

What are our objectives?

Classify

Identify, group and locate

Characterize

Give significant functions

Plant tissues

Two types of plant tissues Meristematic Permanent

Meristematic tissues

Responsible for production of new cells

Found in tips of growing stems and roots Apical Lateral

Permanent tissue

Surface tissue

Fundamental tissue

Vascular tissue

Surface tissue

Fundamental tissue

Parenchyma Thin-walled, no secondary walls Contain most of chloroplasts Store food and water

Fundamental tissue

Collenchyma Similar to parenchyma Elongated and irregularly thickened Provides support

Fundamental tissue

Sclerenchyma Derived from Greek, meaning “hard” Dead cells with thick cell walls Strengthen the plant body

Vascular tissue

Transport Xylem

Water and mineral salts Phloem

Food materials

H.W.

What is a vascular bundle? Identify the parts and function.

H.W.

What is a monocot? What is a dicot?

What arrangement of vascular bundles is found in monocots? In dicots?