Pre-assessment

Multiple Choice

What does the term evolution mean?

• change of any kind

• genetic offspring

• gradual change over time

• sudden change in response to environmental changes

Multiple Choice

How do you call the remains of an organism that has lived in the distant past?

• Autotrophs

• Heterotrophs

• Fossils

• Radioactive substances

Multiple Choice

Which of the following situations is an example of natural selection?

• The appearance of peppered moths and scarcity of white moths due to the

  industrial revolution.

• The disappearance of short-necked giraffe due to scarcity of food.

• The growing number of pest-resistant insects.

• All of the above

Multiple Choice

Which of the following statements about evolution is true?

• Evolution can be initiated by natural or artificial means.

• Evolution promotes genetic diversity.

• Evolution selects traits that are best suited to the current environment.

• All of the above

Multiple Choice

What best describes biodiversity?

• endangered species

• tropical rainforests

• variety of species on Earth

• All of the above

Multiple Choice

Which of the following actions DOES NOT affect the ecosystem?

• alteration of artificial landscapes into natural landscapes

• land conversion for urban development

• ocean acidification due to the combustion of fossil fuels

• All of the above

Multiple Choice

Which example shows genetic variation in a species?

• different eye colors in humans

• different types of maize

• hair color

• All of the above

Multiple Choice

In a cold, snowy environment, which of the following traits would be best suited for

survival?

• A thick layer of fat for insulation

• Brown skin/feathers/fur for camouflage

• Fast metabolisms produce lots of energy

• Long legs in order to move quickly

Multiple Choice

What is NOT a difference between DNA and RNA?

• RNA contains a phosphate group while DNA does not.

• RNA is single-stranded while DNA is double-stranded.

• RNA uses ribose while DNA uses deoxyribose.

• RNA uses uracil while DNA uses thymine.

Multiple Choice

What is the result of DNA replication with two DNA molecules?

• Each with one new strand and one original strand.

• Each with two new strands.

• Each with two original strands.

• One with two new strands and the other with two original strands.