Q.1.
Which of the following are the example of Municipal and industrial discharge pipes?
Q.2.
The presence of high coliform counts in water indicate _________
Q.3.
How the biological oxygen demand gets affected with the increased presence of organic matter in water?
Q.4.
Which of the following is a major source of groundwater contamination?
Q.5.
Which of the following is considered as part of water use planning?
Q.6.
The stage in which the biological processes are used to purify water in a wastewater treatment plants is called?
Q.7.
Groundwater mining in coastal areas can result into _________
Q.8.
Which of the following is not an important characteristic of the Green Revolution?
Q.9.
The three primary soil macronutrients are _________
Q.10.
Which of the following are negative effects on the soil and water due to conventional, mechanized farming practices?