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

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Environmental Studies
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Different kinds of food items spoil due to different reasons. Some foods spoil soon, some stay good for long. List some seasons and conditions in which food spoils quickly.

[4] Mangoes Round the Year
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Given below are some food items and some simple methods by which these could be kept fresh for 1-2 days. Match the correct pairs:

Food item Methods
Milk Put in a bowl and keep the bowl in a container with some water.
Cooked rice Wrap in a damp cloth.
Green coriander (Dhania) Boil it. 
Onion, garlic Keep it in a dry open place.
[4] Mangoes Round the Year
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Why was sugar and jaggery mixed into the mango pulp and dried in the sun?

[4] Mangoes Round the Year
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Why did Appa first choose the most ripe mangoes to be used for making the mamidi tandra?

[4] Mangoes Round the Year
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How did the brothers make the mamidi tandra? Write down step-by-step what they did for this.

[4] Mangoes Round the Year
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What things are made in your house from ripe and unripe mangoes?

[4] Mangoes Round the Year
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Make a list of all the different types of pickles that you know about, and share with your friends.

[4] Mangoes Round the Year
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Is there any kind of pickle made in your house? What kind of pickle is it? Who makes it? From whom did they learn to make the pickle?

[4] Mangoes Round the Year
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What all things are needed to make any one type of pickle in your house? How is the pickle made? Find out the recipe and write.

[4] Mangoes Round the Year
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How are these things made in your house?

  • Papad
  • Chutney
  • Badiyan
  • Sauce
[4] Mangoes Round the Year
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It is a two-day journey by train from Pune to Kolkata. If you were to go on this trip, what food items would you carry with you? How would you pack them? Make a list on the blackboard of all the packed food. What food would you eat first?

[4] Mangoes Round the Year
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Glass jars and bottles are dried well in the sun before filling them with pickles. Why is this done? Do you remember what happened to the bread in the experiment?

[4] Mangoes Round the Year
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To eat mangoes round the year we make different items like pickle, aam papad, chutney, chikky, etc. List some other food with which we make different things so that we can enjoy it throughout the year.

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What things are soaked before cooking in your house? Why?

[5] Seeds and Seeds
Chapter: [5] Seeds and Seeds
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What things do you eat after sprouting? How are they sprouted? How much time does it take?

[5] Seeds and Seeds
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Has the doctor or someone you know ever told you to eat sprouts? Why?

[5] Seeds and Seeds
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Do you remember that in Class IV you did an activity with seeds? Now try another one.

  • Take some chana and three bowls. 
  • Put five chana in the first bowl and fill it up with water. 
  • Put a damp piece of cloth or some cotton wool in the second bowl. Now keep the same number of chanas in it. Make sure that the cotton wool or cloth remains wet. 
  • Put the same number of chanas in the third bowl. Do not put anything else in it. Cover all three bowls.

Observe after two days and note the changes in the bowls.

  Bowl 1 Bowl 2 Bowl 3
Are the seeds getting air? No Yes Yes
Are the seeds getting water?      
What changes did you see?      
Have the seeds sprouted?      
[5] Seeds and Seeds
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In which bowl did the seeds sprout? What difference did you see between this bowl and the other bowls?

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Why did Gopal’s mother tie the chana in a damp cloth?

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When you split the whole masoor, you get me - masoor dal. But then you cannot sprout me! Can you think why?

[5] Seeds and Seeds
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