Science 4.1.1

Question 1

An action of an animal in response to a stimulus.

Answer 1

behavior

Question 2

A coloring or other physical feature of an animal that helps it blend into its surroundings.

Answer 2

camouflage

Question 3

An interaction between living things in which each living thing tries to get a limited resource, such as food, mates, or shelter.

Answer 3

competition

Question 4

An interaction in which animals work together for a common benefit.

Answer 4

cooperation

Question 5

A behavior used to select and attract a mate for reproduction.

Answer 5

courtship

Question 6

A temporary state of inactivity that can be broken when conditions are favorable for growth.

Answer 6

dormancy

Question 7

An animal whose main source of body heat comes from the environment; a cold-blooded animal.

Answer 7

ectotherm

Question 8

An animal whose body produces most of the heat it needs; a warm blooded animal.

Answer 8

endotherm

Question 9

A state of inactivity during winter when an animal’s biological processes slow down.

Answer 9

hibernation

Question 10

A state of stability or equilibrium that is maintained by constantly making adjustments in a changing environment.

Answer 10

homeostasis

Question 11

A behavior that is inherited rather than learned.

Answer 11

instinct

Question 12

Gained through experience.

Answer 12

learned

Question 13

Movement from one location to another, especially when it occurs according to the season of the year.

Answer 13

migration

Question 14

To imitate closely in some way.

Answer 14

mimic

Question 15

A group of individuals of the same species living together in the same area at the same time.

Answer 15

population

Question 16

Reactions to a stimulus.

Answer 16

responses

Question 17

A physical ability by which an animal observes stimuli in its environment.

Answer 17

sense

Question 18

An organ used to sense the external environment. Eyes and ears are examples.

Answer 18

sense organ

Question 19

A part of an organism’s body that detects stimuli. Many different body parts can be receptors, including cells, hairs, and organs.

Answer 19

sense receptor

Question 20

A system in which animals belonging to a group are ranked in terms of status.

Answer 20

social hierarchy

Question 21

Something that directly causes a living thing to act in a certain way.

Answer 21

stimulus

Question 22

An area of land defended by an individual or group in order to control the resources in that area.

Answer 22

territory

Question 23

A sound or series of sounds made by the respiratory system for the purpose of communicating.

Answer 23

vocalization