Describe how determining macroinvertebrate populations help in detecting water pollution

What will be an ideal response?


Sample the macroinvertebrates using a trap of some kind. Small hand-held nets (like a butterfly net) are sometimes
used. Pollution-intolerant species populations are reduced in polluted water, as compared to pollution-tolerant
species, which maintain normal levels.

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A caulk? bead around an 8-inch round pipe passing through a wall is 25.1328 in. 

Answer the following statement true (T) or false (F)

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The most commonly used method of classifying sheep is by _____

a. carcass type c. type of wool b. point of origin d. the number of young produced

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Which of the following is a measure of capacitance?

A. watts B. coulombs C. ohms D. farads

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Match the term to its correct definition.

A. indicates an electrical connection between the tool or piece of equipment and the Earth B. is the point at which a physical grounding rod or pipe is driven into the Earth C. is a common connection point in a piece of equipment that is not actually driven into the ground

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