Natural Selection v. Artificial Selection

Multiple Choice

Change over time

• Natural Selection

• Evolution

• Selective Breeding

• Homeostasis

Multiple Choice

The theory of evolution by natural selection means that what is changing over time?

• The inherited traits of a population.
• The acquired traits of a population.
• Hair color and eye color
• Attractive features.

Multiple Choice

Natural selection

• organisms better adapted to their environment tend to survive and produce more offspring

• process used by humans to develop new organisms with desirable characteristics

Multiple Choice

Selective breeding

• organisms better adapted to their environment tend to survive and produce more offspring

• process used by humans to develop new organisms with desirable characteristics

Multiple Choice

"Survival of the fittest" describes which theory

• Natural selection

• Selective breeding

Multiple Choice

Which is an example of selective breeding?

• A giraffe's long neck.

• Clipping a horse's tail so it's not too long.

• Training a horse to run faster.

• Cross breeding a labrador retriever with a poodle .

Multiple Choice

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

• genes.\

• variations

• traits

• alleles

Multiple Choice

Which organisms are most likely to survive?

• The strongest

• The best adapted

• The fittest

• The most athletic

Multiple Choice

The long and sharp beak of a woodpecker is an example of

• natural selection

• selective breeding

Multiple Choice

Natural selection is where ___________ decides which traits should be passed on.

• nature

• a human

• traits

• evolution

Multiple Choice

Selective breeding is where _____________ decides which traits should be passed on.

• nature

• a human

• traits

• evolution

Multiple Choice

Which statement best describes natural selection?

• A lion eating another animal.

• A farmer selecting the cows that will breed.

• A dog breeder.

• A botanist creating a new colored flower.

Multiple Choice

Which statement best describes selective breeding?

• Survival of the fittest.

• Evolution.

• Breeding for a desired trait.

Multiple Choice

How can farmers best use selective breeding to increase apple production?

• By limiting the number of trees growing so they can have more space.

• By choosing trees that are the largest in size.

• By increasing the amount of water and fertilizer the trees receive.

• By choosing trees that consistently have the most apples.

Multiple Choice

Over time, honey suckle flowers develop a sweet smell to attract pollinators. This is an example of

• selective breeding

• extinction

• natural selection

• evolution

Multiple Choice

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

• Natural selection

• Selective breeding