BIO SOL Review 17 - Fossils (8) - Henriksen Science



BIO SOL Review 17 - Fossils (8)

1. (2006-29) An understanding of which of these best enabled scientists to determine the approximate ages of fossils? (1 point)

a. Radioactivity

b. Genetics

c. Gravity

d. Physics

2. (2006-21) Fossils help scientists classify extinct species and determine their relationships to current species. Fossils provide the most information about extinct species’ — (1 point)

a. habitats

b. structures

c. metabolism

d. reproduction

3. (2002-43) The picture shows three columns of exposed rock that are within a three-kilometer area. According to this information, the dominant past environment of this area has been — (1 point)

a. shallow marine

b. deciduous forest

c. tropical desert

d. arctic tundra

4. (2003-40) The diagram shows undisturbed sedimentary rock strata containing fossils. Which statement best summarizes the history of this area? (1 point)

[pic]

a. The area was once a saltwater sea and later was replaced by a coniferous forest.

b. The area was once a saltwater sea and later was replaced by a forest.

c. The area was once a forest and was replaced by a freshwater lake.

d. The area was once a freshwater lake and was replaced by a saltwater sea.

5. (2003-14) Giant fossil ferns have been found in Canada. Which conclusion can be drawn from this discovery? (1 point)

a. Canada was once covered by an ancient sea.

b. J Dinosaurs once lived in Canada.

c. Giant dragonflies once lived among the ferns.

d. Canada once had a much warmer climate.

6. (2004-24) According to the diagram, during the last 40 million years, the structure of the horse’s foot has — (1 point)

[pic]

a. become smaller

b. grown toes

c. remained the same size

d. lost its toes

7. (2004-2) In which type of environment did this fossilized fish most likely live? (1 point)

[pic]

a. A freshwater lake

b. A coral reef

c. Near an ocean vent

d. Deep ocean trench

8. (2001-25) Scientists found the fossilized remains of a canine’s jaw and leg. What information must first be obtained before the scientists can place the fossils in the ancestral time line of the dog? (1 point)

a. The rest of the skeleton

b. The continent where the fossils were found

c. The age of the fossils

d. The population trends for the species

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