Animals communicate for various reasons, but one main reason is for reproduction. In what ways do animals communicate with other members of their species with the goal of reproduction? Choose the three that apply.

• sound

• body movement

• pheromones

• defending territory

• displaying bright colors

Tags

NGSS.MS-LS1-4

Daniel reads about the survival and reproductive strategies of animals. He is surprised at the complexity of behaviors different kinds of animals practice. He is especially interested in the musk ox.

A group of musk oxen protects their young by forming a circle around them. The adult oxen stand with their heads outward to face an enemy. The young remain protected within the circle.

This is an example of ​ ______________________​ ​ in which the musk oxen help protect the​ offspring of the other group members.

• cooperative behavior
• herd instinct
• fertilization strategy
• migratory behavior
• food

Tags

NGSS.MS-LS1-4

Milo reads about the survival and reproductive strategies of animals. He is surprised at the complexity of behaviors different kinds of animals practice. He is especially interested in the musk ox.

Migratory behaviors are another reproductive strategy practiced by the musk ox. Migration is the regular, seasonal journey from one place to another and then back again.

For what reasons do animals migrate? Choose the three that apply.

• to find a better climate

• to protect the offspring of the group

• to find more food

• to gather for mating

• to increase their population

Tags

NGSS.MS-LS2-1

Match each type of mating system with the correct model.

• polygynandry

• 
• polygyny

• 
• monogamy

• 
• polyandry

• 

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Fertilization that occurs on the outside of an animal's body like the type displayed in the image is called __________________________ fertilization.

• external fertilization

• internal fertilization

Fertilization that occurs inside an animal's body like the type displayed in the image is called ________________________ fertilization.

• external fertilization

• internal fertilization

Andaman went on vacation with his family to Hawaii where he had the opportunity to observe baby sea turtles hatching and moving toward the ocean. What kind of behavior are the turtles exhibiting?

• defensive

• migratory

• instinct

• avoidance

Tags

NGSS.MS-LS1-4

Alena taught her dog Mojo to perform a dance with her at the local talent show. What kind of behavior is the dog exhibiting?

• instinct

• migratory

• learned

• avoidance

Which is NOT a reason that animals compete?

• resources like food and water

• access to a mate

• establishing or maintaining territory

• migratory rights

Tags

NGSS.MS-LS2-1

Parental investment often results in offspring who are better prepared to live independently and a longer life span.

• True

• False

Tags

NGSS.HS-LS4-2