Q: A researcher found shark fossils on top of a mountain. This evidence suggests which of the following about this region?
A: It was once covered by an ocean.

Q: Which of the following is an example of how insects are beneficial to humans?
A: Insects pollinate flowering plants.

Q: What two gases make up most of the Earth's atmosphere?
A: Oxygen and nitrogen

Q: Which is a true statement regarding the graphing of data?
A:
Data can be displayed in many types of graphs in order to show different things about the data.