During Unfavorable Growth Conditions, Many Protozoa Can Convert to a Resistant

question 80

Multiple Choice

During unfavorable growth conditions, many protozoa can convert to a resistant, dormant stage called a(n) ______.

• A)seed
• B)trophozoite
• C)endospore
• D)cyst
• E)sporozoa

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Definitions:

Filtering Process

A method used to separate solid particles from a liquid or gas by passing it through a filter medium that allows only the fluid to pass through.

Water Softener

A device or system used to remove minerals that cause hardness in water, typically involving the exchange of calcium and magnesium ions with sodium or potassium ions.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, used in statistics to quantify the spread of a data set.

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true; a threshold used to determine the critical value at which the observed data is considered statistically significant.