Chapter 7 Part 1 Plants Test

Use the word bank to label the diagram below. Write each word from the word bank in the blanks on the left side of the picture.

• Top to bottom: flower, leaf, stem, seed, root

• Top to bottom: leaf, flower, root, stem, seed

• Top to bottom: root, stem, leaf, flower, seed

• Top to bottom: seed, root, stem, leaf, flower

Choose the part of the plant that makes sugar (food) for the plant.

• Root

• Stem

• Leaf

• Flower

Choose the part of the plant that absorbs water and nutrients for the plant.

• Root

• Stem

• Leaf

• Flower

Sometimes plants have external parts that help protect the plant. Which of the choices below would protect the plant.

• Leaf

• Spine

• Bark

• Flower

• Thorn

Which part of the plant attracts animals so that the animal will eat it and spread the seeds?

• Flower

• Fruit

• Stem

• Leaves

Milkweed is a plant that grows in fields. Milkweed has large seed pods. The pods have a lot of small brown seeds. The picture below shows milkweed seeds coming out of their pod. Each seed is attached to some fuzzy white material. This material is very light. It helps the seed travel in the wind. What is the function of milkweed seeds?

• to protect plants from insects and birds

• to grow into new plants that may be far away

• to attract bees so that the plant can reproduce

• to catch food that is moving through the air.

Many types of trees grow a thick layer of bark. This bark helps trees to live in a number of different ways. Which of these is a way that bark helps trees to live?

• It catches light from the Sun.

• It protects trees from animals that want to eat them.

• It makes loud noises to scare away birds.

Plants have internal tubes inside the stem and leaves. These tubes help the plant survive. What do the tubes move inside the plant?

• A. Water

• B. Food (sugar)

• C. sunlight

• D. soil

Mrs. Smith’s class did an experiment with celery. First they added red food coloring to the water. Then, they put a cut piece of celery in a cup with red water. After 2 days the tops of some of the leaves turned red. What could the students in this class conclude based on this experiment?

• Leaves turn red before a plant dies.

• The celery stalk had internal tubes that moved the red coloring to the leaves.

• The external parts of the celery make it tough to chew and keep predators from eating it.

• The leaves helped make food for the celery through a process called photosynthesis.

What is the function of this flower?

• To attract pollinators.

• To have seeds spread long distances

• To make food for the plant for survival

• To bring water and nutrients to the plant from the soil