NAT.S. UNIT 3 PLANTS

The ........... is the flat part of the leaf.

........... in the blade support the leaf and carry water and minerals.

• Veins

• Stomata

• Roots

What kind of stem do roses have?

• woody

• herbaceous

What part of the plant absorbs water and minerals from the soil?

• roots

• stem

• leaves

What part of the plant transports water and minerals to and from the leaves?

• stem

• roots

• xylem

What substance collects solar energy?

In the plant the mixture of water and minerals is called: ........ .

• chlorophyll

• raw sap

• nutrients

When does the respiration of the plants happen?

• during the day

• at night

Does the photosythesis stop at night?

• YES

• NO

Plants realease and obtain gases through ............. .

• stomata

• roots

• blades

• petiole