Test for Module 16

Question 1

a learned behavior that is usually irreversible and limited to a specific time period in an animal’s life

Answer 1

imprinting

Question 2

Courtship behaviors include

Answer 2

visual displays, sounds, or chemical stimuli

Question 3

an innate behavior, triggered by a stimulus, occurring as an unchangeable, uninterruptable sequence of actions

Answer 3

fixed action pattern

Question 4

a structure that allows an embryo to be nourished by the mother’s blood supply

Answer 4

placenta

Question 5

a learned behavior in which either a stimulus or a response is linked to either a reward or a punishment

Answer 5

conditioning

Question 6

A birds feathers become inflexible because the hooked barbules do not slide easily on the smooth barbules. What should the bird do to fix this problem?

Answer 6

start preening

Question 7

What kind of feathers has hood borbules?

Answer 7

contour feathers

Question 8

A mammal lives in a cold climate and needs a lot of insulation. Will its guard hair or underhair be significantly thicker than the average mammal’s

Answer 8

underhair

Question 9

the period of time during which an embryo develops before being born

Answer 9

gestation

Question 10

Trial-and-error is a form of

Answer 10

conditioning

Question 11

a learned behavior in which animals learn not to respond to repeated, unimportant stimuli

Answer 11

habituation

Question 12

What is innate behavior?

Answer 12

inherited behavior performed correctly by all members of a species, without previous experience

Question 13

Young sea turtles head for the ocean immediately after hatching. What most likely accounts for this behavior?

Answer 13

the behavior is innate

Question 14

The longer the gestation period, __ are at birth.

Answer 14

more developed the offspring

Question 15

What is imprinting?

Answer 15

a simple but specific type of learning that is limited to a particular time period (usually within several days right after birth) in an animals life.

Question 16

What is habituation?

Answer 16

a learned behavior in which an animal learns not to respond to a repeated stimulus that conveys little to no important information

Question 17

Explain how it is possible for animals to communicate without having language. For what reasons do animals communicate?

Answer 17

Communication can occur whenever one individual passes information to another. This information can be a sound, odor, visual display, or touch. Animals use these signals to communicate such things as warnings, readiness to mate, and the boundaries of a territory.