English (Compulsory) For Class IX - Unit 5 - Healthy Life Style - Questions And Answers

 

English (Compulsory) For Class IX - Unit 5 - Healthy Life Style - Questions And Answers

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Health Problems Caused by Mosquitoes

Questions And Answers

Q.1: What are the most common diseases caused by mosquito bites?
Ans: The most common diseases caused by mosquito bites are malaria, dengue and chikungunya.

Q.2: Which specific part of the body becomes highly infected in Cerebral Malaria?
Ans: Brain becomes highly infected in Cerebral Malaria.

Q.3: What can lead to severe liver infection when one has malaria?
Ans: The malaria parasite infects the red blood cells until they burst. Then, the newly developed plasmodium from the burst red blood cells spreads and infects more red blood cells throughout the body, thus killing all the cells. This can lead to severe liver infection.

Q.4: How is the immune system affected through dengue?
Ans: Once the dengue virus enters the body it circulates around the body, attacking white blood cells and other antibodies, thus affecting the immune system.

Q.5: How often can one get infected with chikungunya? Why?
Ans: One can get infected with chikungunya only one time. Once one recovers from this infection, one is immune to it for the rest of one's life.

Q.6: Which two of the three diseases have similar symptoms? What are these?
Ans: Both chikungunya and dengue have almost identical symptoms and disease processes. The symptoms of this disease are fever, skin rashes, body pain, and headaches.

Q.7: How often does one have fever and chills when one has malaria?
Ans: After one has been infected with malaria, these symptoms i.e. fever and chills usually occur every two days.

Q.8: How do all these diseases affect our life?
Ans: All these diseases affect a person's health. They affect the quality of one's work because it takes some time to recover from the weakness caused by them.

Q.9: How can we protect ourselves from these three diseases?
Ans: There are no vaccines or medical ways to prevent these diseases, we can protect ourselves from these diseases by taking precautions.

• Wear clothes that will keep you fully covered.
• Use net coverings.
• Live in hygienic surroundings.
• Ensure that there is no stagnant water, whether clean or dirty, in your locality, not even in uncovered buckets, pots, cans, or other things.
• Apply good quality mosquito repellent lotion or any one of the natural repellant products.
• Take extra precautions from dawn to dusk.
• Seek medical help as soon as possible.

Q.10: What should we do if we want to recover quickly from these diseases?
Ans: If we want to recover quickly from these diseases, we should seek immediate medical help when we observe symptoms of these diseases because the earlier they are treated the quicker the recovery.