Tag: water borne diseases

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Questions Related to water borne diseases

Multiple choice evs contaminated water spreads disease mosquitoes and malaria diseases caused by mosquitoes water borne diseases

Disease/disorder caused due to lead poisoning is

  1. Typhoid

  2. Tetanus

  3. Malaria

  4. Anemia
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Lead poisoning can lead to fatal diseases one including anaemia. Lead inhibits certain enzymes required for the synthesis of heme molecule. Heme is an integral part of haemoglobin of the RBCs. It carries oxygen in the body and provides to the cells for aerobic respiration. Lead poisoning indirectly leads to the loss of oxygen-carrying capacity of the RBCs and in turn can be fatal. So, the correct answer is option D.

Multiple choice evs contaminated water spreads disease mosquitoes and malaria diseases caused by mosquitoes water borne diseases

Black-foot disease is caused due to ground water contaminated with excess of

  1. Nitrate

  2. Fluoride

  3. Arsenic

  4. Sulphur

  5. Mercury
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Blackfoot disease affects the peripheral vascular system. It is endemic in nature. It is associated with the consumption of inorganic arsenic from the artesian wells. Arsenicosis is caused by exposure over a period of time to arsenic in drinking water. Arsenic contamination in water may also be due to industrial processes, such as those involved in mining, metal refining, and timber treatment. WHO's guideline value for arsenic in drinking water is 0.01 mg /litre.

So, the correct answer is option C.