Sc.3.L14.1

Jorge places his plant by a light. The picture below shows the plant and the light. What would happen if Jorge placed the light on the other side of the jade plant?

• The leaves would die and fall off.

• The flower would close.

• The root would start to grow upward.

• The stem would grow toward the light.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

NGSS.MS-LS2-1

Leaves are the plant’s food factories, as they contain all the materials needed to make food. Which of the following responses helps a plant to make food?

• The roots of the plant grow toward the light.

• The stem of the plant grows toward the light.

• The flower of the plant grows downward to resist gravity.

• The leaves of the plant grow upward in response to gravity.

Tags

NGSS.4-LS1-1

Plant roots grow in response to gravity, if there is enough water for the plant to grow. Which of the following arrows shows the direction in which plant roots grow in response to gravity?

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Tags

NGSS.MS-LS1-5

Stems and roots are plant parts. They grow in different ways. Which of the following sets of words correctly matches a plant part to the condition that makes it grow in a particular direction?

• stem and light

• stem and water

• roots and light

• roots and temperature

Tags

NGSS.MS-LS1-5

Plants respond to different things in their environment. Which of the following sentences best describes how plants respond to temperature?

• Seeds germinate in very cold weather.

• Plants grow toward sources of cold temperatures.

• Different plants germinate at different temperatures.

• All plants release their seeds after a forest fire.

Tags

NGSS.MS-LS1-5

Which of the following plant parts grows downward because of gravity?

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Some tree blossoms are hardy. That means they can survive temperatures close to 0 °C. Other tree blossoms are not hardy. They are easily hurt by these cold temperatures. The table below shows the hardiness of different tree blossoms. Which of the following tree blossoms would most likely survive a bad frost?

• lime

• lemon

• orange

• mandarin

Tags

NGSS.MS-LS1-5

The table below shows some ways that plants respond to their environment. How do plants respond to sunlight?

• Sunlight makes flowers close.

• Sunlight makes pine cones close.

• Sunlight makes stems grow upward.

• Sunlight makes flowers grow downward.

The orange tree was first found in southern China and northern India. It then was brought to Europe before finally coming to the Americas. How might freezing temperatures affect the flowers on an orange tree?

• The flowers would die.

• The flowers would germinate.

• The flowers would grow upward.

• The flowers would turn into fruit.

Tags

NGSS.MS-LS1-5

A plant responds to light. It opens its flowers during the day. What will the plant most likely do at night?

• The plant will grow its leaves.

• The plant will sprout its stem.

• The plant will release its seeds.

• The plant will close its flowers.