Secondary School (English Medium) (5 to 8) कक्षा ५ - CBSE Question Bank Solutions for Environmental Studies

Why do people live together in a neighbourhood?

Imagine living in a place where there were no other houses or people around. How would it be? For example, whom would you play with? To whom would you celebrate festivals and special days? Would you be scared?

Make your own report which mentions the following:

– Cause of the disaster, date, and time

– What kind of damage did it cause-to lives, belongings, livelihoods?

– Which people came forward to help? Which government offices or other groups?

Have people in your area ever got affected by famine or drought? Find such reports of different countries from newspapers. Make your own report.

Write a report with the help of the following words:

floods, river water, injured people, food packets, rescue work, camps, dead bodies, dead animals floating in the water, houses underwater, aerial survey (to see the scene of the disaster from a plane), sad people, diseases spread by dirty water, homeless people, trapped people.

What type of difficulties are faced by people during floods?

Look at the picture, what kind of a school have the children come to after the flood? Write down what people had to do to make their life normal again after the flood.

Miya Balishtiye was confused when he saw the woodcutter blowing on his cold hands to make them warm and on the hot potatoes to cool them.

• Have you warmed your hands in winter by blowing on them when they are cold? How does it feel?

Miya Balishtiye was confused when he saw the woodcutter blowing on his cold hands to make them warm and on the hot potatoes to cool them.

• Blowhard from your mouth onto your hands. How did you find the air from your mouth as compared to the air around you? Was it hotter, or cooler?

Miya Balishtiye was confused when he saw the woodcutter blowing on his cold hands to make them warm and on the hot potatoes to cool them.

• Now put your hands at some distance from your mouth, and blow again. Does the air from your mouth feel warm? Why?

Can you think of any other way in which you use the warmth from your breath?

Fold a piece of cloth 3-4 times. Now bring it close to your mouth and blow hard on it. Did the cloth become warm?

Balishtiye saw that the woodcutter was trying to cool the hot potatoes by blowing on them. What would have happened if he had eaten the potatoes without cooling them?

Have you ever burnt your tongue when you ate or drank something that was too hot? How do you cool some food when it is too hot?

If you were to cool these three hot things – dal, roti, rice – in which ways would you do so?

For what other things do you blow air from your mouth?

Picture 1 - Mini tried to cool her tea by blowing on it. Which do you think will be hotter – Mini’s tea or the air she blew from her mouth?

Picture 2 - Sonu was feeling very cold. He kept blowing onto his hands. Now think and write, which will be cooler – Sonu’s hands or his breath?

Make whistles of the things given below. Write in a sequence–from the loudest to the softest whistle.

– Wrapper of a toffee 

– A leaf

– A balloon

– The cap of a pen

– Any other thing

Have you seen people playing different musical instruments like flute, dholak, been ...., guitar, mridang, etc. Can you recognize their sounds with your eyes closed? Find out more about these musical instruments. Collect their pictures too.

Can you name some things which produce melodious or pleasing sounds when we blow into them?