1) Name the different methods used to determine Ph of water & soil.
- Indicator dye method, Electrometric method using Ph meter & Colorimetric method.
2) Name the two places from which soil samples are collected to determine Ph.
a. Road side soil & Garden soil
3) What are the two regions from which water samples are taken to determine PH
a. Pond water / well water, lake water, tap water
4) How many types of Ph paper are used in the laboratory to determine the Ph
a. Broad range, Narrow range
5) Based on the Ph value how many types of samples can be categorized
a. 3 types Acidic, Basic & Neutral
6) What will be the Ph of Chalk (Calcareous) soil?
a. 8 to 8.5 basic
