Which of the Following Is an Example of Pollution

question 46

Multiple Choice

Which of the following is an example of pollution?

• A) Turkeys enter a field and eat some of the seeds scattered on the ground.
• B) A heavy rain occurs, resulting in some ponding of water.
• C) Small amounts of iron leach from rocks in a streambed, increasing the amount of dissolved iron in the water.
• D) Leftover minerals from ores are left along a streambed, allowing leftover traces of the mineral to run off into the stream after heavy rains.
• E) Deer cross a stream, disturbing the sand and silt on the streambed, making the water muddy and cloudy.

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Definitions:

Absolute Zero

The theoretical temperature at which a system reaches its lowest possible energy state, equivalent to -273.15°C or 0 Kelvin.

Interval Scale

A type of measurement scale that allows for the ranking of items based on quantifiable intervals or differences between them, without a true zero point.

Celsius

A scale of temperature in which water freezes at 0 degrees and boils at 100 degrees under standard conditions.

Unobtrusive Measures

Methods of collecting data that do not interfere with the subjects being studied.