Course

Biology Science

Study Pack

Set 44 Animal Sensory Systems

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Question 1

(Multiple Choice)

Free
A salmon follows a scent trail upstream to find its way back to the stream where it hatched. What type of sensory receptor cell would it use?

A) thermoreceptors
B) mechanoreceptors
C) chemoreceptors
D) electroreceptors
E) nociceptors

Answer

Question 2

(True False)

Free
The amount of depolarization that occurs in a sound- receptor cell is proportional to the volume loudness) of the sound.

Answer

Question 3

(Multiple Choice)

Free
How could you genetically modify an animal so that it would distinguish more shades of green?

A) Introduce genes for different opsins that respond in the green region of the spectrum.
B) Introduce genes to produce green fluid in the eyeball, because green fluids will not absorb green light.
C) Induce genes to produce a greater number of cone cells in the fovea.
D) Induce increased production of cGMP to increase opening of cGMP- gated sodium channels.

Answer