Natural Selection and Variations

How do changes occur in organisms?

• Adaptation

• Natural Selection and Adaptation

• Adaptation, Natural Selection, and Selective Breeding

• Selective Breeding

Tags

NGSS.MS-LS4-4

What is adaptation? (Check all the boxes that apply)

• a change in structure or habits (behavior) that are often heredity.

• organisms improve their condition in relation to their environment.

• This occurs over a long period of time.

• A quick change in a person.

Tags

NGSS.MS-LS4-4

NGSS.MS-LS4-2

What is natural selection?

• a short change over a short time period.

• the process by which organisms better suited for their environment survive and reproduce.

• the process of cells dividing to make new cells.

Tags

NGSS.MS-LS4-4

NGSS.MS-LS4-2

Why is the Galapagos ground finch an example of natural selection?

• Its feathers allow for it to fly around and catch prey.

• It has long legs so that it can withstand areas with high amounts of water.

• The size and shape of its beak has allowed it to survive for as long as it has

• The shape of the bird's feet allow it to swim island to island.

Tags

NGSS.MS-LS4-4

NGSS.MS-LS4-2

What is making deliberate crosses of plants or mating of animals, so the offspring will have a desired characteristic derived from one of the parents.

• Natural Selection

• Adaptation

• Trait

• Selective Breeding

What is the ability to continue living due to overcoming certain limitations.

• Survival

• Natural Selection

• Selective Breeding

• Heredity

Tags

NGSS.MS-LS4-4

What are external features?

• Things that are inside the organism.

• Structures of living organisms

• Structures of dead organisms.

• Things that are inside of a classroom.

Tags

NGSS.MS-LS4-2

Which of the following are considered appendages? (Check all the boxes that apply)

• arms

• legs

• mouth

• wings

Which of the following are considered mouth structures? (Check all the boxes that apply)

• beaks

• lips

• extended jaw

• elbow

What are examples of external features in animals? (Check all the boxes that apply)

• appendages

• mouth structures

• eye shape

• pupil shape