“How Do Our Lungs Work?” is an important topic that students may be asked to write a paragraph on in school exams. Our lungs are crucial for breathing. They bring in oxygen, deliver it to our body, and remove carbon dioxide. Please check the various versions (in 100 words, 150 words, 200 words, and 300 words) provided below for the paragraph.
Paragraph on ‘How do our lungs work?’ in 100 Words
Our lungs help us breathe. They are like two soft balloons in our chest. When we breathe in, air goes into our lungs through our nose and windpipe. The air has oxygen, which our body needs to stay strong and healthy. Inside the lungs are tiny air sacs where oxygen goes into our blood. The blood takes oxygen to all parts of the body. When we breathe out, our lungs push out carbon dioxide, a waste gas. This happens every time we breathe, day and night. Our lungs work hard to keep us alive and feeling good.
Paragraph on ‘How do our lungs work?’ in 150 Words
Our lungs are amazing organs that help us breathe. We have two lungs in our chest, one on each side of our heart. They work like soft balloons. When we breathe in, air comes in through our nose or mouth, goes down the windpipe, and fills the lungs. The air brings oxygen, which is very important for our body. Inside the lungs are tiny air sacs called alveoli. These sacs pass oxygen into the blood. The blood then carries oxygen to every part of our body.
When we breathe out, our lungs push out carbon dioxide, a gas the body doesn’t need. This breathing in and out happens all the time, even when we sleep. Our lungs are very important, so we should keep them healthy by staying active, eating healthy food, and avoiding smoking.
Paragraph on ‘How do our lungs work?’ in 200 Words
Our lungs are special organs that help us breathe and stay alive. We have two lungs, one on each side of our chest. They are soft and spongy, like balloons. When we breathe in, air enters through our nose or mouth, travels down the windpipe, and fills the lungs. This air has oxygen, which is very important for our body. Inside the lungs are millions of tiny air sacs called alveoli. These sacs pass oxygen into our blood. The blood carries oxygen to all parts of the body, helping us move, think, and grow.
When we breathe out, our lungs get rid of carbon dioxide. This is a waste gas that our body doesn’t need. Breathing in and out happens all the time, even when we are asleep. Our lungs work hard to keep us healthy.
We can keep our lungs strong by exercising, eating good food, and staying away from harmful things like smoke and pollution. Healthy lungs help us feel great and enjoy life!
Paragraph on ‘How do our lungs work?’ in 300 Words
Our lungs are amazing organs that help us breathe and stay alive. We have two lungs in our chest, one on the left and one on the right. They are soft, spongy, and shaped like balloons. Every time we breathe, our lungs work hard to bring in fresh air and send out waste air.
When we breathe in, air enters through our nose or mouth, travels down the windpipe, and reaches the lungs. This air has oxygen, a gas that is very important for our body. Inside the lungs are millions of tiny air sacs called alveoli. These sacs are like tiny balloons where oxygen enters the blood. The blood then carries oxygen to all the parts of the body, like muscles, brain, and heart, so we can move, think, and stay healthy.
When we breathe out, our lungs push out carbon dioxide. Carbon dioxide is a waste gas that our body doesn’t need. This breathing process happens every second, even when we sleep.
To keep our lungs healthy, we should exercise, eat fruits and vegetables, and avoid smoking or breathing polluted air. Healthy lungs help us play, run, and feel happy. Our lungs are truly wonderful and work all the time to keep us strong.
MCQ’s on ‘How do our lungs work?’
1. What do our lungs help us do?
a) See better
b) Breathe
c) Run faster
d) Digest food
2. What shape are our lungs compared to?
a) Balls
b) Boxes
c) Balloons
d) Bottles
3. Where does the air go after we breathe it in?
a) Heart
b) Brain
c) Windpipe
d) Stomach
4. What important gas does the air bring into our lungs?
a) Hydrogen
b) Oxygen
c) Carbon dioxide
d) Nitrogen
5. What are the tiny air sacs inside the lungs called?
a) Veins
b) Alveoli
c) Balloons
d) Cells
6. What gas do our lungs push out when we breathe out?
a) Oxygen
b) Carbon dioxide
c) Nitrogen
d) Helium
7. When do our lungs work?
a) Only during the day
b) Only during exercise
c) All the time
d) Only when we eat
8. How does oxygen travel to different parts of the body?
a) Through the nerves
b) Through the muscles
c) Through the blood
d) Through the bones
9. What should we avoid to keep our lungs healthy?
a) Eating vegetables
b) Smoking
c) Drinking water
d) Running
10. Why are healthy lungs important?
a) They help us move, think, and stay active
b) They help us eat more food
c) They make us grow taller
d) They keep us warm
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