Plant Hormones

The growth hormone that is used to speed up the ripening of fruits for export is

• giberellin.

• ethylene.

• cytokinin.

• auxin.

Tags

NGSS.MS-LS1-5

Which plant hormone is a gas?

• auxin
• gibberellin
• ethene
• cytokinin

which plant hormone produces opposite effects?

• dormancy and cotyledons

• dormancy and germination

• auxin and cytokins

• auxins and ethylene

Hormones that breaks seed dormancy and promote germination

• gibberellins

• Auxins

Hormone that promote growth of internodes by cell elongation

• Auxin

• Gibberellin

• Both

• None

What happens when you place an over ripe banana in a fruit bowl with other fruit?

• Nothing will happen

• The other fruit will grow in size

• Ethylene gas will cause the fruit to grow mold

• Ethylene gas will cause the other fruit to ripen

Tags

NGSS.MS-LS2-4

Phototropism is

• The plant response to water

• The plant response to light

• The plant response to gravity

• The plant response to soil

Tags

NGSS.MS-LS1-5

Which of the following are plant hormones

• Auxin

• Cytokinin

• Gibberellin

• Abcissic acid, ethylene

• All

Inhibits cell division

• abscisic acid

• auxin

• cytokinins

• gibberellin

• ethylene

Tags

NGSS.HS-LS1-4

What does the Xylem transport?

• Water and Minerals

• Glucose

• Blood

• Chlorophyll

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3