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)
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
Which of the following is a measure of capacitance?
A. watts B. coulombs C. ohms D. farads
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