Studies on Turbidity, pH and Microbial Presence in Water
1)What is turbidity?

2)The pH of pure water is ______at 25°C.

3)We can measure the turbidity using __________.

4)What is the definition of pH?

5)Why are green plants seen only in photic zones?

6)If the water body is more turbid then, _______________.

7)Which is true of Buffer solutions?

8)Which of the following describes a non-productive water body?

9)How can the pH value of a water sample be determined?

10)The following figure illustrates the method of taking a Secchi’s disk reading. Find out the depth of photic zone using Secchi’s disc reading.


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