Natural Selection

What word describes the process of having the advantageous traits that helps an organism survive  and reproduce?

• mutation

• natural selection

• adaptation

• genetic engineering

Which organisms are most likely to survive?

• the strongest

• the most domesticated (tamed)

• the fastest

• the best adapted

Any inherited trait that gives an organism an advantage in its environment is called ___.

• adaptation

• selective breeding

• natural selaction

• mutation

Which of the following means "genetic change over time"

• fitness

• speciation

• evolution

• natural selection

The differences among a species, like different bird beaks, are called

• traits.

• genes.

• variations.

• theories.

Why are advantageous traits more likely to be passed onto offspring?

• Because they come from recessive alleles.

• Because they are more likely to survive and reproduce.

• Because the trait is an acquired phenotype.

• Because they come from dominant alleles.

When every organism of a given species has died

• Extinction

• Natural Selection

• Selective Breeding

• Homeostasis

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?

• Both will be equally successful

• Dark moth

• Light moth

• Neither will be successful

Since the 1800s humans have stopped burning coal, and the trees have returned to their original color. Which moth will be more successful in this environment?

• Dark moth

• Neither will be successful

• Light moth

• Both will be equally successful

Where do adaptations come from?

• The individual organism decides to adapt

• Mutations that give an organism an advantage in its environment