Question

How does the transmission of each of
the following diseases take place?
a. Amoebiasis b. Malaria
c. Ascariasis
d. Pneumonia​

Answer 1

Answer:

Amoebiasis - It is caused by Entamoeba histolytica. It spreads by means of contaminated food and water. The housefly is the vector which transmits this disease.

2. Malaria - It is caused by parasitic protozoans belonging to the Plasmodium type. It spreads through female Anopheles mosquito

3. Ascariasis - It is caused by Ascaris lumbricoides, a species of roundworm. It is transmitted through unsafe food and water. It is common in areas where food and drinking water aren’t safe and where they’re exposed to human fecal matter.

4. Pneumonia - It is caused by Streptococcus pneumoniae. It spreads by the sputum of a diseased person. It also spread via air-borne droplets from a cough or sneeze.

Explanation:

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Answer 2

Answer:

Amoebiasis  

• Causative organism: Entamoeba  histolytica  
• Mode of transmission: It is a vector-borne disease that spreads by the means of contaminated food and water. The vector involved in the transmission of this disease is the housefly.  

Malaria  

• Causative organism: Plasmodium
• Mode of transmission: It is a vector-borne disease that spreads by the biting of the female Anopheles mosquito.  

Ascariasis

• Causative organism: Ascaris lumbricoides
• Mode of transmission: It spreads via contaminated food and water.  

Pneumonia  

• Causative organism: Streptococcus pneumoniae  
• Mode of transmission: It spreads by the sputum of an infected person.