B2.2 Structure and Function of Leaves

What is this part of the leaf?

• Leaf Bein

• Leaf Vein

• Leaf Chloroplast

• Leaf Stem

The waxy, waterproof layer that covers most leaves is called the what?

• spore
• cuticle
• seed coat
• xylem

Gases pass in and out of a leaf through the what?

• vascular tissue
• mouth hole
• stomata
• cell wall

Tags

NGSS.MS-LS1-6

Stomata

• tiny holes in the leaves of a plant that allow gases to enter or leave the plant
• living things
• a plant part that carries out photosynthesis to make food for the plant
• the process in which plants use energy from the sun to make their own food

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Xylem and phloem are examples of _ tissue

• Spores
• Nonvascular
• Seeds
• Vascular

The Xylem in plants transport what throughout the plant?

• Sunlight
• Oxygen
• Blood
• Water

Tags

NGSS.MS-LS2-1

In which two layers of the leaf are most active  chloroplasts found?

• Palisade and spongy mesophyll
• Epidermis and stomata
• xylem and phloem
• Roots and spongy mesophyll

Tags

NGSS.MS-LS1-6

____________ cells open and close the stomata

• palisade
• guard
• xylem
• epidermis

Where do most plants produce their food?

• Stem
• Leaves
• Roots
• Seeds

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Tightly packed columnar cells make up the _ layer.

• Palisade
• Spongy
• Epidermal
• Ground