Q. Which of the following are the example of Municipal and industrial discharge pipes ?
1) Nonpoint sources of pollution
2) Violations of the Clean Water Act.
3) Point sources of pollution
4) Irrigation
Q. What is the harm from the depletion of Earth's ozone layer ?
1) The average temperature of earth's surface will increase gradually
2) The oxygen content of the atmosphere will decrease
3) Increased amount of Ultra violet radiation will reach earth's surface
4) Sea levels will rise as the polar ice caps will gradually melt
Q. The presence of high coliform counts in water indicate -
1) contamination by human wastes
2) phosphorus contamination
3) decreased biological oxygen demand
4) hydrocarbon contamination
Q. Which of the following is not as a consequence of global warming ?
1) Rising sea level
2) Increased agricultural productivity worldwide
3) Worsening health effects
4) Increased storm frequency and intensity
Q. How the biological oxygen demand gets affected with the increased presence of organic matter in water ?
1) The oxygen demand increases
2) The oxygen demand decreases
3) The oxygen demand remains unchanged
4) None of the above
Q. The most serious environmental effect posed by hazardous wastes is -
1) air pollution
2) contamination of groundwater
3) increased use of land for landfills
4) destruction of habitat
Q. Which of the following is not a major source of groundwater contamination ?
1) Agricultural products
2) Septic tanks
3) Underground storage tanks
4) All of the above are major sources of groundwater contamination
Q. The depletion in the Ozone layer is caused by -
1) nitrous oxide
2) carbon dioxide
3) chlorofluorocarbons
4) methane
Q. Which of the following is not considered as part of water use planning ?
1) Waste water treatment
2) Storm sewer drainage
3) Salinization
4) Water use planning considers all of the above issues
Q. The stage in which the biological processes is used to purify water in a wastewater treatment plants is called -
1) secondary sewage treatment
2) primary sewage treatment
3) wastewater reduction
4) biochemical reduction
Interior design is a fun and creative field. It mixes art and practicality to make spaces look good and work well. With more people wanting great places to live and work, the need for skilled interior designers is rising. Let’s look at what it takes to have a career in interior design, including nee →
Foundation Date: December 8, 1991 Headquarters: The Republic of Belarus Executive Secretaries: Sergei Lebedev Member Countries: 12 Commonwealth of Independent States (CIS) was established on December 8, 1991, and the leaders of the Republic of Belarus, the Russian Federation, and Ukraine signed an a →
In 2009, an unknown programmer by the name of Satoshi Nakamoto put forward a whitepaper that proposed a creation of new form of digital currency - cryptocurrency. Cryptocurrency functions the same way as regular currencies do in that its used as a means of exchange, unit of account and a store of va →
Headquarter: New Delhi Function and Objective of the Organization: The Food Safety and Standards Authority of India (FSSAI)has been established under Food Safety and Standards Act, 2006 which consolidates various acts & orders that have hitherto handled food-related issues in various Ministries →
If you contribute your content to our site. Please mail us your content to editor@onlinegk.net