Water Pollution in River Beas and River Cooum: Sources, Impacts, and Treatment Methods
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Questions and Answers

What percentage of the world's wastewater is discharged without adequate treatment?

  • 60 percent
  • 90 percent
  • 70 percent
  • 80 percent (correct)

    • Which of the following is NOT a potential impact of water pollution mentioned in the text?

  • Affecting plants and organisms living in water bodies
  • Causing soil erosion and landslides (correct)
  • Depleting finite sources of drinkable water
  • Contaminating drinking water sources with harmful substances

    • What percentage of the earth's freshwater is actually accessible to us?

  • Around 5 percent
  • Around 10 percent
  • More than 20 percent
  • Less than 1 percent (correct)

    • Which of the following is an example of a point source of water pollution?

    <p>Wastewater discharged legally by a manufacturer</p> Signup and view all the answers

    What is the primary cause of water pollution mentioned in the text?

    <p>Discharge of pollutants directly into water bodies without adequate treatment</p> Signup and view all the answers

    What is the estimated number of deaths each year due to unsafe drinking-water, sanitation, and hand hygiene?

    <p>829,000</p> Signup and view all the answers

    What is one of the major sources of organic waste pollutants in water bodies?

    <p>Domestic sewage</p> Signup and view all the answers

    Which of the following is a direct effect of water pollution on aquatic ecosystems?

    <p>Elimination of sensitive organisms like plankton and fish</p> Signup and view all the answers

    Which of the following statements is NOT true according to the information provided in the text?

    <p>Water pollution is caused by the discharge of treated wastewater into water bodies.</p> Signup and view all the answers

    What is a major source of sediment pollution in water bodies?

    <p>Soil erosion due to agriculture and mining activities</p> Signup and view all the answers

    Which of the following is NOT a nonpoint source of water pollution?

    <p>Wastewater discharged illegally by a manufacturer</p> Signup and view all the answers

    What is a major source of radioactive pollution in water bodies?

    <p>Mining of uranium/thorium containing minerals</p> Signup and view all the answers

    What can happen when hot waters discharged from industries lower the Dissolved Oxygen (DO) content in water bodies?

    <p>Water borne diseases like cholera and typhoid</p> Signup and view all the answers

    Which of the following is NOT listed as a pathogen commonly found in polluted water mentioned in the text?

    <p>Streptococcus faecalis</p> Signup and view all the answers

    What can leaky sewage collection systems in older cities with aging infrastructure cause?

    <p>Sanitary sewer overflows due to inadequately treated sewage</p> Signup and view all the answers

    What negative health effects can result from exposure to water contaminated with mercury compounds?

    <p>Cancer of lungs and liver</p> Signup and view all the answers

    What type of disease can be caused by water contaminated with cadmium?

    <p>Itai itai disease (ouch-ouch disease)</p> Signup and view all the answers

    Which bacteria, found in human excreta, is responsible for gastrointestinal diseases according to the text?

    <p>E. coli</p> Signup and view all the answers

    Which of the following is the largest source of livelihoods in India?

    <p>Agriculture and allied sectors</p> Signup and view all the answers

    What percentage of farmers in India are classified as small and marginal?

    <p>82%</p> Signup and view all the answers

    Which of the following is NOT a factor contributing to soil pollution?

    <p>Rainfall</p> Signup and view all the answers

    What percentage of India's total land area is classified as agricultural land?

    <p>43.6%</p> Signup and view all the answers

    Which of the following statements about soil pollution is true?

    <p>It cannot be directly assessed or visually perceived, making it a hidden danger.</p> Signup and view all the answers

    What percentage of India's total land area is classified as permanent pastures and meadows?

    <p>4.6%</p> Signup and view all the answers

    What is the primary source of wastewater according to the text?

    <p>Municipal wastewater</p> Signup and view all the answers

    Which of the following is not a common method of wastewater treatment mentioned in the text?

    <p>Reverse osmosis</p> Signup and view all the answers

    What is the wastewater amount required for the production of 1 unit (kg or L) of wool?

    <p>100 L</p> Signup and view all the answers

    Which of the following is NOT a reason for the importance of soil according to the text?

    <p>Soil is essential for the growth of plants and animals.</p> Signup and view all the answers

    What is the main driver of antimicrobial resistance according to the text?

    <p>Insufficient treatment of wastewater</p> Signup and view all the answers

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