Roots and Stems

What structures help keep a cactus from losing too much water?

• thick, waxy stems

• deep tap roots

• seeds made in cones

Where in a plant can you find tubes that move nutrients from the roots to the leaves?

• bark

• stem

• leaf

What is the function of roots?

• to take in gases from the air

• to take in water and nutrients from the soil

• to make food for the plant

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Roots grow down because of ...................

• Gravity

• Sunlight

• Air

Tags

NGSS.MS-LS1-5

The direction of water in a plant is ...............

• up

• down

• right

The direction of food in a plant is ...............

• up

• down

• right

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

...............is one large root that grow deep into the soil.

• tap root

• fibrous root

• waxy stem

Roots that spread out in many directions is called a fibrous root.

• True

• False

...............is many small roots that grow in many directions close to the surface.

• Tap root

• Fibrous root

• Waxy stem

Stems have ................. that move water and nutrients through the plant.

• Wood

• Tubes

• Hairs

Tags

NGSS.MS-LS2-3