ap bio chapter 22A

Drag the numbers and terms on the left to the sentences on the right. Not all numbers and terms will be used.

1. The beak length of G. fortis ranges from approximately 8 to 12 mm. 2. The mean beak depth of G. magnirostris is about 18 mm. 3. Based on beak dimensions, G. magnirostris likely eat the largest, hardest seeds. 4. Big Birds likely eat seeds that are larger than the seeds that G. fortis eat and smaller than the seeds that G. magnirostris eat. 5. A bird with a very long, shallow beak (like a hummingbird) would appear on the graph in the lower right quadrant.

A farmer wishes to develop a strain of high-yield corn that is also resistant to drought. He has the following individuals from the current year's crop: Individual A—Yield: 179 bushels/acre; drought resistance: high Individual B—Yield: 220 bushels/acre; drought resistance: low Individual C—Yield: 185 bushels/acre; drought resistance: medium Individual D—Yield: 140 bushels/acre; drought resistance: high Individual E—Yield: 200 bushels/acre; drought resistance: medium Which of the following crosses would produce the highest corn yield with the highest resistance to drought?

A and E

Which of the following organisms could be produced by artificial selection?

A cow that produces a large quantity of milk.

Which term describes a trait that increases an individual's ability to survive in a particular environment?

Adaptation

birds

Beak depth and length must show variation among individuals of a single species. Beak depth and length must affect survival and/or reproduction of birds. Beak depth and length must be heritable.

Which term describes the ability of a trait to be passed on to offspring?

Heritability

Which pair of chickens should a farmer breed to produce larger chickens?

Large hen, large rooster

Which of the following statements about natural selection is true?

Natural selection favors individuals that reproduce more than others.