Input: Answer this question:
The complete removal of decomposers from an ecosystem will have the greatest effect on which of the following?
OPTIONS:
- the spread of disease
- the availability of water
- the recycling of nutrients
- the distribution of organisms
Answer: the recycling of nutrients

*Question*: Why do scientists perform multiple trials of the same experiment? OPTIONS:
- to include additional variables in the experiment
- to complete the steps of the experiment in less time
- to find a less expensive way to conduct the experiment
- to increase the likelihood of accurate experiment results
*Answer*: to increase the likelihood of accurate experiment results

question:
Which term describes an organism's ability to maintain a stable internal environment?
OPTIONS:
- reproduction
- extinction
- locomotion
- regulation

answer:
regulation

[Q]: A change in the environment that causes a response is known as a
===
OPTIONS:
- stimulus
- habit
- reflex
- source
****
[A]: stimulus

question below:
In clear weather, a bright light can be seen for a long distance. In conditions of heavy fog, the visibility is greatly reduced. Which of the following explains the reduced visibility?
OPTIONS:
- Light is refracted by water vapor in the air.
- Light is scattered by water droplets in the air.
- Light is absorbed by water vapor near the ground.
- Light is reflected by water droplets on the ground.
answer below:
Light is scattered by water droplets in the air.

In New York State, an observer will usually see the Sun rise in the
===
OPTIONS:
- north
- south
- east
- west
east