Response to Environment

A plant’s roots grow thicker near the stream than away from the stream.  To what stimulus is the plant responding? 

• thigmotropism

• hydrotropism

• phototropism

• gravitropism

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What term refers to a plant growing or moving away from a stimulus?

• Touch

• Tropism

• Dormancy

• Development

what type of tropism is occurring here?

• phototropism

• thigmotropism

• geotropism

• tropictropism

what type of tropism is occurring here?

• phototropism

• thigmotropism

• geotropism

• tropictropism

Tags

NGSS.MS-LS1-5

Changes in an organism's environment that cause a response

• Tropism

• Hormone

• Stimuli

• Response

What type of tropism response to water? 

• Hydrotropism

• Gravitropism

• Thigmotropism

• Phototropism

A vine plant brushes against a fence and wraps itself around the fence.  To what stimulus is the plant responding? 

• phototropism

• hydrotropism

• thigmotropism

• gravitropism

A stimulus is ___________

• a change in an organisms surroundings.

• process in which organisms grow larger.

• a reaction to a change in surroundings

• tropism

Tags

NGSS.MS-LS1-8

Plant’s roots grow down, anchoring it into the soil. To what stimulus is the plant responding?

• thigmotropism

• hydrotropism

• phototropism

• gravitropism

Why do many plants needs a daily change of temperature?

• so they can sleep

• to ensure photosynthesis and respiration can occur so the plant can grow

• to regrow chlorophyll

• in order to produce a healthy seed

Tags

NGSS.MS-LS1-6