Natural Selection

Question 1

Use the drop-down menus to complete the statements.

Revolt · Accepted Answer

Each organism in a population produces more offspring than can survive. This is called .: overproduction; In order for natural selection to occur, populations must have .: variation; When the environment changes, nature selects favorable . Over time, these in a population.: adaptations; When the environment changes, nature selects favorable . Over time, these in a population.: build up

Question 2

extinction✔ variationpredation

Revolt · Accepted Answer

✔ variation

Question 3

✔ adaptationspopulationsextinctions

Revolt · Accepted Answer

✔ adaptations

Question 4

decline✔ build upstay the same

Revolt · Accepted Answer

✔ build up

Question 5

Use the drop-down menus to complete the statements.

Revolt · Accepted Answer

✔ overproduction; Each organism in a population produces more offspring than can survive. This is called .: overproduction; In order for natural selection to occur, populations must have .: variation; When the environment changes, nature selects favorable . Over time, these in a population.: adaptations; When the environment changes, nature selects favorable . Over time, these in a population.: build up

Question 6

Why did the color of the peppered moth change?

Revolt · Accepted Answer

The environment changed.

Question 7

A coastal forest was home to a type of burrowing rodent that was not found anywhere else in the world. A year ago, a species of large predator moved to the forest, but the rodents were able to escape by hiding in narrow underground tunnels. Recently, a hurricane flooded most of the forest. A few days later, scientists studying the area found that no members of this species remained.Which best describes why the species became extinct?

Revolt · Accepted Answer

A natural disaster killed off the population by flooding their habitat.

Natural Selection Answers

More from this Course

TRY EDGENUITY HACKS