Podcast
Questions and Answers
Which method is NOT mentioned as a way to control houseflies?
Which method is NOT mentioned as a way to control houseflies?
- Elimination of breeding places
- Biological control with certain fish
- Regular spraying of insecticides
- Using traps with sticky substances (correct)
The Anopheles mosquito is known for spreading cholera.
The Anopheles mosquito is known for spreading cholera.
False (B)
What disease is associated with the germs of trachoma?
What disease is associated with the germs of trachoma?
Disease of the eyes
Which of the following diseases is spread by the Aedes mosquito?
Which of the following diseases is spread by the Aedes mosquito?
Mosquito larvae can be killed by pouring _____ or some other greasy oil on stagnant water.
Mosquito larvae can be killed by pouring _____ or some other greasy oil on stagnant water.
Match the following diseases with their transmitting sources:
Match the following diseases with their transmitting sources:
The Culex mosquito is responsible for spreading malaria.
The Culex mosquito is responsible for spreading malaria.
What is the nematode worm that causes elephantiasis?
What is the nematode worm that causes elephantiasis?
What should be done to eliminate breeding places of mosquitoes?
What should be done to eliminate breeding places of mosquitoes?
The mosquito first injects its saliva into the skin to prevent __________.
The mosquito first injects its saliva into the skin to prevent __________.
Spraying with DDT can help in controlling breeding places of houseflies.
Spraying with DDT can help in controlling breeding places of houseflies.
Match the following disease carriers with the diseases they spread:
Match the following disease carriers with the diseases they spread:
What step is important to prevent food contamination by houseflies?
What step is important to prevent food contamination by houseflies?
What is an effective method to control adult mosquitoes?
What is an effective method to control adult mosquitoes?
Rats simply carry food and do not spread any diseases.
Rats simply carry food and do not spread any diseases.
What is advised to control rat populations?
What is advised to control rat populations?
What disease is NOT spread by the housefly?
What disease is NOT spread by the housefly?
Houseflies can transfer germs through their legs and saliva.
Houseflies can transfer germs through their legs and saliva.
Name a method to prevent cholera in public places.
Name a method to prevent cholera in public places.
The housefly is often designated as Public Enemy No. 1 due to its ability to spread _______.
The housefly is often designated as Public Enemy No. 1 due to its ability to spread _______.
Match the disease to its transmission mechanism:
Match the disease to its transmission mechanism:
Which of the following is an effective control measure against rat pests?
Which of the following is an effective control measure against rat pests?
Pouring out saliva by the housefly contaminates food with germs.
Pouring out saliva by the housefly contaminates food with germs.
What should be done to utensils to maintain cleanliness in food preparation areas?
What should be done to utensils to maintain cleanliness in food preparation areas?
Study Notes
Mosquitoes and Diseases
- Anopheles mosquito spreads malaria in humans, monkeys, and birds
- Culex mosquito spreads elephantiasis (filariasis), caused by a nematode worm Wuchereria
- Aedes mosquito spreads yellow fever and dengue, both caused by their respective viruses
Mosquito Control
- Spraying DDT and other insecticides on adult mosquitoes is an effective method of control
- Eliminating breeding places by filling in small ponds and puddles
- Spraying stagnant water with kerosene or other greasy oil to kill larvae and pupae
- Introducing Gambusia fish into ponds to selectively devour mosquito larvae
Rats and Diseases
- Rats are a serious domestic pest that can spread diseases
- Rat fleas can carry germs of plague, which was a serious epidemic in the early 20th century
- Rat excreta contaminates food
Houseflies and Diseases
- Houseflies are considered a major public enemy due to the spread of diseases
- They spread numerous diseases, including dysentery, cholera, typhoid
- Houseflies pick up filth from dirty places and transfer germs to food
- Houseflies contaminate food by sitting on it, rubbing their legs on themselves and over their bodies, and dropping particles of filth
- Houseflies contaminate food by pouring out saliva and regurgitating food that they have swallowed from dirty places
- Control of houseflies includes eliminating breeding places, spraying with DDT and other insecticides, and keeping food covered
Public Health and Hygiene
- Keep public places clean, including schools, offices, bathrooms, lavatories, cinema halls
- Maintain clean eating places, such as hotels, restaurants, and roadside dhabas
- Cover all eatables and wash utensils, cups, glass-tumblers, and spoons with soap and hot water
- Cover all public drains and garbage and sprinkle disinfectants, such as bleaching powder and lime
- Ensure the supply of clean germ-free drinking water and efficient sewage disposal
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Description
Explore the various diseases spread by mosquitoes, rats, and houseflies in this quiz. Learn about effective control methods for these pests and understand the public health implications of their presence. Test your knowledge on mosquito species, their associated diseases, and pest management strategies.
