Biology Remediation Evolution and Natural Selection Review

The process in which an animal cannot reproduce any more and dies out is known as _________________________.

• Speciation

• Extinction

• Evolution

• Natural Selection

Decomposers get energy from...

• the sun

• eating plants

• eating animals

• dead things and waste

Select the best answer based on the image.

• Gene Flow

• Genetic Drift

The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment?

• Dark moth
• Light moth
• Both will be equally successful
• Neither will be successful

Natural Selection is the idea that

• Organisms better suited for their environment will survive and reproduce

• Any physical or behavioral characteristic that helps an organism to better survive

• Theory that organisms have changed gradually over a long period of time to form mew organisms

An adaptation like the finches beaks is

• Organisms better suited for their environment will survive and reproduce

• Any physical or behavioral characteristic that helps an organism to better survive

• Theory that organisms have changed gradually over a long period of time to form new organisms

Which shark is the picture of?

• Cow Shark

• Great White Shark

• Hammerhead Shark

• Saw Shark

What is the difference between autotrophs and heterotrophs?

• Autotrophs are rocks, heterotrophs don't exist.

• Autotrophs make their own food, heterotrophs find food.

• Autotrophs are humans, heterotrophs are insects.

• Autotrophs are multicellular, heterotrophs are unicellular.

When using a dichotomous key to identify organisms, what do we look at?

• physical features
• weather patterns
• environment
• diet

Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew