Q: A wasp uses poison in a stinger to

OPTIONS:
- produce eggs.
- defend itself.
- build a nest.
- attract a mate.
A: defend itself.
Q: Which source of data about Nevada resources is likely to be most current and reliable?

OPTIONS:
- a science encyclopedia
- an article in a local newspaper
- a government-maintained website
- a student's classroom presentation
A: a government-maintained website
Q: Which of the following factors would most likely cause a hurricane to decrease in strength?

OPTIONS:
- staying over a warm body of water for a long time.
- increasing the number of large clouds.
- moving over a continent.
- moving toward tropical waters.
A: moving over a continent.
Q: A geologist conducts an investigation to determine the absolute age of a fossil. She then repeats the procedure three times. Which best explains why she repeated the procedure several times?

OPTIONS:
- It helps her develop better procedures.
- It improves the accuracy of the results.
- She wants all the results to be different.
- She has more than one hypothesis to prove.
A:
It improves the accuracy of the results.