Monday

something that causes a response is called a

• response

• stimulus

• touch

• survival

What type of stimuli originate in the environment around an organism?

• external

• internal

Hunger, thirst, fever or vomiting are what type of stimuli?

• external

• internal

How an organism reacts to internal or external stimuli...

• geotropism

• homeostasis

• response

• photosynthesis

When roots of a plant grow downward in response to the stimulus of gravity it is called...

• phototropism

• geotropism

• thigmotropism

• homeostasis

the body's ability to regulate its inner environment in response to changes in the outside environment is called...

• phototropism

• homeostasis

• response

• warm

when an organism is attracted to a stimulus it is called

• positive response

• negative response

• ignored

When an organisms response is to avoid a stimulus it is...

• positive

• negative

• ignored

A behavior which is due to inborn knowledge is called

• instinct

• fight

• learned

• flight

An organisms special survival instinct to threat is called

• learned or flight response

• instinct or fight response

• fight or flight response

• instinct or learned response