Adaptation test review

What is the purpose of gills?

• To help fish compete for food

• To help fish absorb oxygen from water

• To help fish camouflage to avoid being eaten

• To help fish relocate and find a new habitat

What most likely caused the variations of the Galapagos finches?

• Number of mates on the island

• Available food sources on the island

• Amount of wind on the island

• Climate of the island

What adaptation would an organism that lives in cold climate have?

• Large beak

• Thick fur

• Nocturnal hunter

• Camouflaging

What is the function(job) of xylem in plants

• Capture the suns energy

• Make food for the plant

• Move water up to the rest of the plant

• Release oxygen

Desert plants have a coat of wax on their leaves to

• keep water from escaping

• protect them from animals eating them

• absorb water from the air

• release scent to attract animals

What is an adaptation?

• Something that helps organisms talk

• Changes that helps organisms find answers to questions

• Changes in the body to fit a location

• Something that organisms eat

The purpose of selective breeding is to

• get bigger animals

• get smaller animals

• create animals with desirable traits

• create animals with bad traits

When selective breeding food crops what might a farmer select for? (Select all that apply.)

• The plant the produced the most grain

• The plant the produced the largest sized grain

• The plant that was the most disease resistant

• The plant that was the smallest

• The smelliest plant

Increasing helpful traits to an organism is one way a breeder may use selective breeding.

• True

• False

Which of these is the first step in selective breeding flowers.

• Repeat the process only with the offspring with the desired traits

• watch the seeds grow

• Choose plants that have the desired trait to pollinate

• chose which trait is desirable