A stimulus is ___________

a change in an organisms surroundings.

process in which organisms grow larger.

a reaction to a change in surroundings

Why do many plants needs a daily change of temperature?

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

in order to produce a healthy seed

Mr. Walker plants a new plant next to a tall tree in his yard. It is partly in the sun, but is mostly in the shade. He notices that it is growing with all of its leaves on one side. Why is the plant growing this way?

It's trying to stay in the shade

It wants to be closer to the tree

Seasonal changes bring about scenes like this one. Plant cells respond to changes in _________________ and as a result, photosynthesis slows and leaves change color.

light intensity and temperature change

day length and available oxygen

carbon dioxide and glucose levels

available oxygen and temperature change

Where will auxin accumulate in a root?

On the side exposed to most moisture

What is the advantage of phototropism?

A plant gets more light for photosynthesis

Which sentence best describes the picture

Auxin accumulates on the darker side of the shoot

Auxin diffuses through the shoot

Auxin on the brightest side of the shoot is broken down

Auxin is released on the darker side of the shoot

Plant responses

10th - 12th Grade

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36 Qs

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Plant responses

Quiz

•

Biology

•

10th - 12th Grade

•

Practice Problem

•

Medium

•

NGSS

MS-LS1-5, MS-LS2-4, HS-LS1-4

Standards-aligned

Daithi Mac an Aircinn

Used 77+ times

FREE Resource

36 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what type of tropism is occurring here?

phototropism

thigmotropism

gravitropism

tropictropism

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what type of tropism is occurring here?

phototropism

thigmotropism

geotropism

tropictropism

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

what type of tropism is occurring here?

phototropism

thigmotropism

geotropism

tropictropism

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of tropism is response to touch?

Geotropism

Phototropism

Thigmotropism

Hydrotropism

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Changes in an organism's environment that cause a response

Tropism

Hormone

Stimuli

Response

When the plant grows toward the stimuli

Positive

Negative

What type of tropism response to water?

Hydrotropism

Geotropism

Thigmotropism

Phototropism

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Plant responses

36 questions

what type of tropism is occurring here?

what type of tropism is occurring here?

what type of tropism is occurring here?

What type of tropism is response to touch?

Changes in an organism's environment that cause a response

When the plant grows toward the stimuli

What type of tropism response to water?

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

A stimulus is ___________

Which of the following is an organism’s reaction to a change in its surroundings?

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