Homeostasis And Tropisms Question Preview (ID: 16877)


Stimuli, Response, Homeostasis And Tropism Review. TEACHERS: click here for quick copy question ID numbers.

How would a plant respond to a lack of water?
a) wilting due to lack of turgor pressure
b) the plant would die
c) the plant would not change
d) the plant would migrate

Which is an example of an external stimulus?
a) sun
b) water
c) gravity
d) all of the above

Which term describes the internal balance of an organism?
a) tropism
b) response
c) stimulus
d) homeostasis

What is a tropism?
a) the way a plant reacts to external stimuli
b) the internal balance of an organism
c) the way an animal reacts to external stimuli
d) reactions to internal stimuli

What is a response?
a) It is how an organsim gets energy
b) It is the CAUSE of an organisms behavior
c) is it how an organism reacts to a stimulus
d) It is the same as a stimulus

What is a stimulus?
a) it is how an organism responds to something
b) it is the CAUSE of an organisms behavior
c) it is how a plant responds to light
d) it is how an animals responds to predators

Which tropism responds to gravity?
a) thigmotropism
b) phototropism
c) geotropism
d) hydrotropism

Which tropism responds to touch?
a) thigmotropism
b) phototropism
c) geotropism
d) hydrotropism

Which tropism responds to light?
a) thigmotropism
b) phototropism
c) geotropism
d) hydrotropism

Which tropism responds to water?
a) thigmotropism
b) phototropism
c) geotropism
d) hydrotropism

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