Q2 Review

Question 1

Fossils of tropical swamp plants found here indicate that this continent was once located near the equator..

Accepted Answer

Antarctica

Question 2

The movement of magma in the mantle of the Earth is called:

Accepted Answer

convection

Question 3

Scientists can determine the exact age of sedimentary rock.

Accepted Answer

True

Question 4

A variation in a trait that allows an organism to survive in a particular environment is called

Accepted Answer

an adaptation

Question 5

Convection currents in the mantle depend on

Accepted Answer

temperature, density

Question 6

Homologous structures among organisms have the _______ structure and the _______function.

Accepted Answer

same, different

Question 7

Fossilized bones of organisms are only found in the younger rock layers.

Accepted Answer

True

Question 8

What type of scientists study fossils

Accepted Answer

paleontologists

Question 9

All of the following can be a result of plate tectonics EXCEPT:

Accepted Answer

tar pits

Question 10

Movement in the mantle causes:

Accepted Answer

continental drift, plate techtonics, seafloor spreading

Question 11

All of the following are types of evidence for plate tectonics EXCEPT:

Accepted Answer

valleys formed through erosion by rivers

Question 12

Large mammals of a particular region, habitat, or geological period are referred to as:

Accepted Answer

megafauna

Question 13

Based on the geologic evidence, scientists estimate that Earth is approximately ____ years old.

Accepted Answer

4.6 billion

Question 14

All of the following would be examples of a polar bears physical adaptations EXCEPT:

Accepted Answer

hibernation to save energy

Question 15

The light bulb in the lava lamp model represents the _____ of the Earth.

Accepted Answer

core

Question 16

Fossils are generally found inside of what type of rocks?

Accepted Answer

sedimentary

Question 17

Law of Superposition: in a sequence of rock layers, older rocks lie at the ___ and younger rocks lie at the ___.

Accepted Answer

bottom, top

Question 18

All of the following are examples of convection EXCEPT

Accepted Answer

sunlight heating a pool

Question 19

Why do scientists study fossils?

Accepted Answer

To learn about the past history of life on Earth

Question 20

Which of the following changes/processes could cause mass extinction?

Accepted Answer

volcanic eruption, environmental changes, asteroid collision

Question 21

When magma is heated, it becomes ______ dense.

Accepted Answer

less

Question 22

Who developed the Theory of Natural Selection?

Accepted Answer

Charles Darwin

Question 23

During early development, all vertebrate embryos have

Accepted Answer

tail, gill slits

Q2 Review

Questions 23

Q2 Review

Questions 23