Whats in a Leaf

Leaves have different _________, ___________, and ____________ which make their job easier.

• shapes, colors,sizes

• colors, sizes, width

Why does a pine tree have pointy needles?

• to stick animals or humans with

• to keep it from losing too much water

• to make it easier for animals to digest

Tags

NGSS.MS-LS2-1

Most plants have flat leaves to...

• help them catch sunlight

• allow raindrops to slides easily off it

• help spread seeds

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

What is the blade?

• a central vein on the blade from which smaller veins grow

• attaches the leaf to the plant

• the flat part of the leaf

• provide support for the leaf and transport or carry nutrients

What is the stalk?

• the flat part of the leaf

• attaches the leaf to the plant

• a central vein on the blade

• provides support for the leaf

What is the midrib?

• attaches the leaf to the plant

• a central vein on the blade from which smaller veins grow

• provide support for the leaf and transport or carry nutrients and water

• the flat part of the leaf

What color are stems and leaves?

What color is chlorophyll?

Chlorophyll helps plant grow by using ____________ energy to make food for the plant.

• fan's

• sunlight's

• air's

• windmill's

Tags

NGSS.MS-LS1-6

What are the products for photosynthesis to occur?

• water, light energy and carbon dioxide

• sugar, water, oxygen

• water and carbon dioxide

• carbon dioxide, oxygen and sunlight

Tags

NGSS.MS-LS1-6