In an Experiment Designed to Test the Effect of Temperature

question 30

Multiple Choice

In an experiment designed to test the effect of temperature on goldfish respiration,the temperatures that were changed represent what type of variable?

• A) control
• B) responding
• C) experimental
• D) correlative
• E) placebo

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Definitions:

Urine Culture

A laboratory test in which urine is placed on a growth medium and bacteria are allowed to grow for 24 to 48 hours. Any large growths of bacteria are then identified. Urine cultures are often followed by a sensitivity or susceptibility test to determine which antibiotic will be most effective against the bacteria.

Pathogens

Microorganisms that can cause disease in humans or other organisms, including viruses, bacteria, fungi, and parasites.

Timed Urine Specimen

A test requiring urine collection over a specific period, such as 24 hours, to measure various components for medical diagnosis.

Urinary Output

The amount of urine excreted by the kidneys over a specified period, important for assessing kidney and overall fluid balance.