Science Assignment: The Amazing Ways Plants Defend Themselves

What do tomato plants release to warn other plants of insect attacks?

• Oxygen

• Nutrients

• Insect repellent compounds

• Water vapor

Tags

CCSS.RI.4.3

CCSS.RI.5.3

CCSS.RI.6.3

CCSS.RI.7.3

CCSS.RI.8.3

Which of the following is NOT a threat to plants mentioned in the video?

• Aphids

• Rocks

• Bacteria

• Elephants

Tags

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.6.7

CCSS.RL.7.7

CCSS.RL.8.7

What makes the bark on tree trunks tough for predators?

• Its color

• The presence of lignin

• Its moisture content

• Its smooth texture

Tags

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

What do kidney bean plants use to deter bed bugs?

• Sticky leaves

• Tiny hooks

• Bright colors

• Sweet scents

Tags

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

What do stinging nettles release to deter predators?

• Oxygen

• Perfume

• Histamine and toxins

• Water

Tags

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

How do mimosa plants react to being touched?

• They change color

• Their leaves close

• They grow taller

• They release a scent

Tags

CCSS.RI.4.3

CCSS.RI.5.3

CCSS.RI.6.3

CCSS.RI.7.3

CCSS.RI.8.3

What do plants do to strengthen their cell walls against pathogens?

• Grow faster

• Thicken the waxy cuticle

• Shed leaves

• Absorb more sunlight

Tags

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

Which of these is NOT a plant defense mechanism mentioned?

• Growing taller to avoid predators

• Sealing up pores in leaves

• Releasing toxic compounds

• Thickening the waxy cuticle

Tags

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

CCSS.RI.9-10.5

Which of these is a method plants use to communicate a threat?

• Visual signals

• Through the soil

• Using electrical signals

• Vocal sounds

Tags

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

CCSS.RI.8.5

What attracts parasitic wasps to caterpillars on cotton plants?

• Sound

• Heat

• A specific chemical cocktail

• Light

Tags

CCSS.RI.6.2

CCSS.RI.7.2

CCSS.RL.6.2

CCSS.RL.7.2

CCSS.RL.8.2