Q: Why do areas in the middle of a large continent generally have more extreme differences in temperature than areas near the coastline? OPTIONS:
- There are generally more clouds near the oceans.
- Landlocked areas are usually at a lower altitude than coastline areas.
- Coastlines are usually surrounded by mountains that block air masses.
- Oceans change temperature slowly and regulate the temperature of nearby land.
A: Oceans change temperature slowly and regulate the temperature of nearby land.

The male insects in a population are treated to prevent sperm production. Would this reduce this insect population?
OPTIONS:
- No, because the insects would still mate.
- No, because it would not change the offspring mutation rate.
- Yes, because it would sharply decrease the reproduction rate.
- Yes, because the males would die.

Yes, because it would sharply decrease the reproduction rate.

Q: If a chemical reaction such as photosynthesis begins with 6 atoms of carbon [C], how many atoms of carbon [C] should be in the products? ---- OPTIONS:
- 12 atoms of carbon [C]
- 6 atoms of carbon [C]
- 3 atoms of carbon [C]
- 2 atoms of carbon [C]

A: 6 atoms of carbon [C]

Food webs show feeding relationships among different types of organisms. Those organisms each have a specific niche. Which of the following best describes a function of decomposers in food webs?
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OPTIONS:
- to recycle nutrients into soil
- to convert solar energy into food
- to provide food for secondary consumers
- to compete with secondary consumers for oxygen

to recycle nutrients into soil

Question:
What is a difference between mitosis and meiosis?
OPTIONS:
- Mitosis occurs in all the cells in animals and plants, while meiosis occurs in only in bacteria.
- In mitosis, the products are identical to the parent cell, while in meiosis the products are different from the parent cell.
- In mitosis, one cell divides into two cells, while in meiosis two cells combine to make one cell.
- Mitosis involves separating the chromosomes, while meiosis involves only the cytoplasm of the cell.
Answer:
In mitosis, the products are identical to the parent cell, while in meiosis the products are different from the parent cell.

[Q]: City administrators can encourage energy conservation by
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OPTIONS:
- lowering parking fees
- building larger parking lots
- decreasing the cost of gasoline
- lowering the cost of bus and subway fares
****
[A]:
lowering the cost of bus and subway fares