PLANT PARTS LESSON 2

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

• thick, waxy stems

• deep taproots

• seeds made in cones

• leaves with stinging hairs

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

• flower

• leaf

• stem

• root

Tags

NGSS.MS-LS2-3

Jake was worried. He wanted to plant seeds, but he didn’t know which direction to plant them so that the roots would grow down into the soil. Why should Jake not worry about this when he plants his seeds?

• Most plant seeds move around when they are watered.

• Plant roots grow upward because of sunlight.

• Plant roots grow downward because of gravity.

• Most plant seeds should be planted on top of the soil.

Look at the diagram of a leaf.

What helps water and minerals move from the roots of a plant to the leaf of a plant?

• sunlight

• the tiny tubes on a plant stem

• the tall thin cells of a leaf

• gravity

Tags

NGSS.4-LS1-1

Look at the list.

Stems support a plant’s leaves. Tiny tubes on a plant's stem move water from the roots to the leaves. Flowers and fruits of a plant are supported by the stem of a plant. A plant stem can store water.

What would be a good title for this list?

• How Stems Make Food for Plants

• How Stems Grow

• Ways Stems Help Plants

• Ways Stems Control the Amount of Water in Plants

Tags

NGSS.4-LS1-1

How are taproots and fibrous roots the same?

• They both provide support for the flowers on a plant.

• They both grow along the ground.

• The both grow upward.

• They both take in nutrients and water from the soil.

Is this a picture of a fibrous root or a taproot? (Carrot)

• taproot

• fibrous root