Question: Choose your answer.

Mr. Jenkins's class is studying sex chromosomes. He tells his students that the nuclei of human cells have 22 pairs of autosomes. How many sex chromosomes does the human body have?

OPTIONS:
- 1
- 2
- 23
- 46
My Answer: 2

Question: Choose your answer.

A mountain with a melting glacier has a stream with a waterfall. The waterfall fills a lake at the base of the mountain. Where is the water coldest?

OPTIONS:
- glacier
- stream
- waterfall
- lake
My Answer: glacier

Question: Choose your answer.

The best example of balanced forces is a

OPTIONS:
- car increasing speed.
- bus parked in a garage.
- ball kicked along a flat surface.
- roller coaster slowing down on an incline.
My Answer: bus parked in a garage.

Question: Choose your answer.

Which term best describes the life cycle of an insect that reaches the adult stage without being a pupa?

OPTIONS:
- incomplete metamorphosis
- complete metamorphosis
- alternation of generations
- spontaneous mutation
My Answer:
incomplete metamorphosis