Please select a subject first
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Go to a veterinary doctor (a doctor who treats animals). Discuss and find out the normal temperature of domestic animals and birds.
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Visit a doctor. Find out the medicines, he prescribes to treat acidity. Ask him how acidity can be prevented.
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Prepare crystals of alum.
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Role play
Here is a game that a group of children can play. One child will be chosen to act as object and another will act as the image of the object. The object and the image will sit opposite to each other. The object will make movements, such as raising a hand, touching an ear etc. The image will have to make the correct movement following the movement of the object. The rest of the group will watch the movements of the image. If the image fails to make the correct movement, she/he will be retired. Another child will take her/his place and the game will continue. A scoring scheme can be introduced. The group that scores the maximum will be declared the winner.
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The food synthesised by the plants is stored as ______.
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Give two examples each of conductors and insulators of heat.
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No medium is required for transfer of heat by the process of ______.
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Look at Figure. Mark where the heat is being transferred by conduction, by convection and by radiation.
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A wooden spoon is dipped in a cup of ice cream. Its other end ______.
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Stainless steel pans are usually provided with copper bottoms. The reason for this could be that ______.
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Which of the following places is unlikely to be affected by a cyclone?
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The given statements below is correct or not?
A cyclone is formed by a very high-pressure system with very high-speed winds revolving around it
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The given statements below is correct or not?
The coastline of India is not vulnerable to cyclones.
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Explain how soil pollution and soil erosion could be prevented
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In cockroaches, air enters the body through ______.
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Match the items in Column I with those in Column II:
| Column I | Column II | ||
| (a) | Yeast | (i) | Earthworm |
| (b) | Diaphragm | (ii) | Gills |
| (c) | Skin | (iii) | Alcohol |
| (d) | Leaves | (iv) | Chest cavity |
| (e) | Fish | (v) | Stomata |
| (f) | Frog | (vi) | Lungs and skin |
| (vii) | Tracheae |
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Frogs breathe through their skins as well as their lungs.
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The fishes have lungs for respiration.
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The rhythmic expansion and contraction of the heart is called ______.
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A flower may have either male or female reproductive parts. Such a flower is called ______.
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