7th Grade Spring Final Review

Many animals who live where it snows have fur. Explain how white fur makes surviving in the snowy environment easier.

• Orange fur make them easier to spot.

• White fur allows them to better blend in with their habitat.

• The color of fur doesn't effect an animals chance of survival.

• White fur is cooler then other fur colors.

What is the term for a feature that allows an organism to survive better in its environemtn?

• variation

• adaptation

• homologous structure

• vestigial structure

Charles Darwin came up with this theory 

• Natural Selection
• Mutation

The gradual change in species over time is...

• Evolution
• Nucleotide 
• Adaptation
• Natural Selection

Who is the father of evolution?

• Darwin
• Mendel
• Newton
• Einstein

What is another name for natural selection?

• survival of the smartest
• survival of the fastest
• survival of the biggest
• survival of the fittest

A physical or behavioral trait that helps an organism survive and reproduce in its environment is called a what?

• An adaptation

• A response to a stimulus

• A mutation

• Evolution

What most likely caused the finches on the Galapagos Islands to have beaks that were different from the finches on the mainland?

• There were different types of predators on the island.

• There were different types of food available on the island.

• The finches had no water to drink.

• The finches on the mainland could not fly high enough.

When looking at two birds of the same species, you notice that one has darker feathers than the other one. You also notice that one has a beak that is just a little longer. These slight differences within members of the same species are called.....

• Fossils

• Extinction

• Meiosis

• Variations

Which is not an example of an adaptation?

• A bird's beak allows it to crack open hard nuts.
• A zebra's stripes allow it to confuse its predators.
• A frog's large hind legs allow it to jump from danger.
• A cat sleeps on the sofa to avoid the vacuum cleaner.