NCERT Solutions for Chapter 8 A Treat for Mosquitoes Class 5 EVS
Short Notes for Class 5 EVS Chapter 8 A Treat for Mosquitoes
In this lesson, we will learn about an insect that is present in everyone's house, which is the mosquito. Additionally, this insect is capable of flying at a specific height. Mosquitoes are tiny insects, but they can cause death to humans. Moreover, it can cause dangerous diseases like malaria, dengue, etc., which can even be fatal. There are a variety of topics covered in a treatment for mosquitoes, such as blood tests, anemia, baby mosquitoes, mosquito checks, etc. Thus, students will gain enough knowledge about mosquitoes and their lives by studying these topics carefully.
A Treat for Mosquitoes Questions and Answers
Chapter Name | A Treat for Mosquitoes NCERT Solutions |
Class | CBSE Class 5 |
Textbook Name | EVS |
Related Readings |
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Page No 68:
Question Find out:
Question 1: Do you know anyone who has had malaria?
Answer:
Disclaimer: The purpose of this question is to make the students interact actively with the people in their surroundings. This process calls for critical observance based upon which the students can draw certain conclusions. Considering the sustenance of this process of interaction the answer to this question has not been provided.
Question 2: How did they find out that they had malaria?
Answer:
They might have found out that they had malaria by the following observations:(i) Fever with chills and rigors(ii) Body ache and vomiting(iii) Blood test (this is the diagnostic test for malaria)
Question 3:What problems did they have on having malaria?
Answer:
While they suffered from malaria, they started facing problems such as fever, body ache, vomiting and weakness.
Question 4: What other diseases can be caused by mosquito bites?
Answer:
Diseases such as dengue, yellow fever, chikungunya can be caused by mosquito bites.
Answer:
Malaria is more common in rainy seasons. This is because mosquitoes (carrier of malaria) need water to breed. They breed in the stagnant waters found in pools during the rainy season.
Question 6: What do you do in your house to protect yourself from mosquitoes? Also find out from your friends about what they do?
Answer:
We adopt the following measures to protect ourselves from mosquitoes in our house:
(i) We keep our surroundings neat and clean.
(ii) We don't allow water to get collected for long time in our surroundings.
(iii) We usually spray a layer of kerosene over open ditches and pools.
(iv) We use mosquito repellents and mosquito nets.
Question 7:
Answer:
The words "Malarial Parasite Found in Blood Sample" help us to know that the person has malaria.
Page No 70:
Question Tell:
Question 2: How much did Aarti's haemoglobin go up and how long did it take for that?
Answer:
Aarti's haemoglobin went up by 2.5 gm/ dl and it took 2 months and 25 days for that.
Question 3: What does the newspaper report say about the problems caused by anaemia?
Answer:
The newspaper report says that: Anaemia affects the physical and mental health of children. Children suffering from anaemia do not grow well and their energy levels are also low. Their ability to study properly also gets affected.
Question 4: Have you or anyone in your family ever needed to get a blood test? When and why?
Answer:
Disclaimer: This question aims at making the students interact with their family members to increase their knowledge and impart learning skills. Considering the sustenance of this process, the answer to this question has not been provided.
Question 5: What was found out by the blood test?
Answer:
Disclaimer: This question aims at making the students interact with their family members to increase their knowledge and impart learning skills. Considering the sustenance of this process, the answer to this question has not been provided.
Question 6: Have you had a health checkup in your school? What did the doctor tell you?
Answer:
Disclaimer: This question calls for the process of one's own observation and gathering information. Considering the sustenance of this process, the answer to the question has not been provided.
Page No 71:
Question Find Out:
Question 1: Ask a doctor or elders about the food items which contain iron.
Answer:
My doctor suggested that I eat green leafy vegetables like spinach, cabbage, etc. Iron is present in them.
Page No 72
Question Find Out and Tell:
Question 1: Have you seen any poster like this put up anywhere?
Answer:
Disclaimer: This question calls for the process of one's own observation and gathering information. Considering the sustenance of this process, the answer to the question has not been provided.
Question 2:Who do you think put up such posters, or give ads in the newspapers?
Answer:
The Government or other people involved in non-governmental organizations (NGOs) put up such posters on walls and give ads in the newspapers to make public aware about the control measures that should be taken for controlling diseases or other problems.
Question 3: What are some of the important points given in the poster?
Answer:
Some of the important points that are given in the poster are:
(i) Name of the diseases spread by mosquitoes
(ii) Measures that should be taken to prevent growth of mosquitoes in our surroundings
Question 4: Why do you think pictures of a tank, cooler and pits are shown in the poster?
Answer:
Tank, cooler and pits are the sites of water collection. These are the favourable sites for mosquito breeding and multiplication. These pictures are shown to remind us again and again that we should not allow water to get collected for long time in our surroundings.
Question Think:
Question 1: Why do you think it talks about putting fish in the tank? What do you think the fish cats?
Answer:
It prevents mosquito breeding by eating up the larvae of mosquitoes in the tank.
Question 2: What will happen when oil is spread on the water?
Answer:
Pouring oil on the water stops the mosquito larvae from growing by cutting off their oxygen supply.
Page No 73:
Question Find Out:
Question 1: Which diseases are spread by flies and how?
Answer:
Pathogens are transmitted by flies via touch or bodily fluids, such as saliva, feces, vomit, and urine. It is possible for them to transmit parasites or bacteria that cause various infections. A few of the most common diseases include amoebic dysentery, typhoid fever, cholera, trachoma, tapeworm, roundworm, leprosy, and mycoses.
Question Mosquito Check:
Question 1: Divide your class into two or three groups. Each group will go around to check one area in school or around it. It must carefully note if water has collected anywhere, and mark✓ where it finds
stagnant water.
Pot ____ Cooler ____ ✓Tank ____ Any open space in the
school ground ____✓ Gutter ____ Any other place ________
Question 2: Since how many days has water collected there?
Answer:
There has been water collected there for almost a week.
Question 3: Has it caused any problem in the area?
Answer:
Mosquitoes breed more easily in dirty environments. Thus, these mosquitoes have created a mess in the area.
Question 4: Who is responsible for keeping these places clean?
Answer:
At home, we are responsible for keeping the house neat. At school, the school authorities are responsible for keeping the premises clean. It is the municipality's responsibility to maintain the area outside the premises clean.
Question 5: Who is supposed to get the gutters and drains repaired?
Answer:
It is the responsibility of the local government to repair gutters and drains.
Question 6: Can any larvae be seen in the collected water?
Answer:
It is possible to find larvae in collected water.
Question Make a Poster:
. In your group, make a poster with a message to keep the cooler, tank, drains and the area clean (wherever water collects). Put up your poster in and around your school.
. Find out who is responsible for keeping the area around your school clean. Write a letter from your class, reporting your findings and suggestions. Find out to whom the letter should be written and to which office it should be sent.
Answer:
Disclaimer: This section involves the process of one's own observation and gathering information. Considering the sustenance of this process, the answer to the question has not been provided.
Page No 74:
Question Tell: Is there a pond or river around your house or school? Go and look around and observe these things:
Question 1: Can you see algae in or around the water?
Answer:
Algea can be seen in or around the water.
Question 2: Where else have you seen algae?
Answer:
Algea can be found on damp floors, damp walks, etc.
Question 3: Are there plants growing on the side or in water? Find out their names. Draw some of these in your note book.
Answer:
Marine gardens, hydrillas, micro swords, and other plants can grow on the side or in the water.
Answer:
When the water is stagnant for a long period, then other plants start to grow on its periphery, these plants are not planted by anyone but they grow by themselves when their seeds get settled at such places.
Question 5: What else can you see in water? Make a list.
Answer:
In the water, we can see fish, crabs, tortoises, etc.