Question 23 • * FL-2001340-Environmental Science Sem 1 CR
An experiment is performed to test the effect of three different types of water on the growth of a plant. The test is done by using tap water, distilled water, and carbonated water. Choose the statement below that describes the tap water in this experiment.
Answer
A
The tap water is a controlled variable for all plants.
B
The tap water is the control group for comparison.
C
Tap water is the only test condition that will cause changes in the dependent variable.
D
Tap water is one of the three test conditions of the independent variable, the type of water.