Other Parasitic Diseases covers infectious conditions caused by protozoa, helminths (worms), and ectoparasites, highlighting their lifecycles and human impact.
People drinking water from a shallow handpump, are likely to suffer from all of the following diseases except:
Correct Answer:
(D)
Fluorosis
People drinking water from a shallow handpump are likely to suffer from cholera, typhoid and jaundice because there are microorganisms like bacteria may enter into drinking water and cause diseases. Fluorosis which occurs due to excess of fluoride in water is a cosmetic condition that affects the teeth. It is caused by overexposure to fluoride.
Ques: 2
Which of the following is a waterborne disease?
Correct Answer:
(C) Cholera
Cholera is an acute, diarrheal illness caused by infection of the intestine with the bacterium Vibrio cholerae. A person can get cholera by drinking water or eating food contaminated with the cholera bacterium. The disease can spread rapidly in areas with inadequate treatment of sewage and poor drinking water.
Ques: 3
Typhoid and cholera are typical examples of –
Correct Answer:
(C) Waterborne diseases
Typhoid and cholera are typical examples of waterborne diseases. Waterborne diseases are transmitted through water. The interruption of transmission is achieved by proper treatment of drinking water. Almost 4 million people die each year from water related diseases.
Note: Typhoid is caused by Salmonella typhi bacteria. Other three are viral diseases.
Ques: 4
Which statement is not true regarding malaria?
Correct Answer:
(A) It is a disease caused by insect parasite
Malaria disease is caused by plasmodium parasite which is a protozoa. Thus, option (a) is not true. Other three options are correct.
Note: Malaria, Acute Diarrhoea and Schistosomiasis are the three main communicable diseases in developing countries caused by unsafe water and lack of Sanitation.