Roots and Stems

1. Which of the following parts of a plant absorbs water from the soil?

• A. Root

• B. Stem

• C. Leaf

• D. Flower

The stem serves as a -

• A. source of creating new seeds and pollinating new plants.

• B. system to create its own food.

• C. a way of attracting birds and insects.

• D. highway making sure water, vitamins, and minerals travel from the roots to the entire plant.

3. The main purpose of the root is to -

• A. anchor plant to the ground

• B. take in water and minerals

• C. store water

• D. All of the above.

4. Some plants have thorns to help -

• A. keep animals from eating them.

• B. keep people from getting too close.

• C. attack other plants.

• D. take in water when it rains.

Tags

NGSS.MS-LS1-4

5. What is the stem on a tree called?

• A. lumber

• B. trunk

• C. pole

• D. stick

6. When a seed sprouts, what is the first part of the plant to grow?

• A. leaves

• B. roots

• C. flowers

• D. stem

7. The main support of a plant is the _________________.

• A. flower

• B. leaves

• C. stem

• D. seeds

Tags

NGSS.4-LS1-1

8. Smaller roots that grow on the primary root are called ___________________.

• A. secondary roots

• B. small roots

• C. baby roots

• D. main roots

9. Why is a cactus able to survive in a desert?

• A. It rains all the time in a desert.

• B. A cactus can store water in its wide stem for long periods of time

• C. A cactus does not need water to survive.

• D. A desert is full of water underground.

Tags

NGSS.MS-LS1-4

10. How are some plants adapted to survive in dry conditions?

• A. Plants in dry conditions only need water once a year.

• B. Plants in dry conditions can survive with any liquid.

• C. Plants in dry conditions have long roots to help find water.

• D. Plants in dry conditions do not need water.

Tags

NGSS.MS-LS2-1