Textual Projects & Solutions
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| Prepare a chart showing infectious bacteria and the diseases caused by them. | View Solution |
| Visit a nearby pathology lab. Get information about pathogenic microbes, methods to observe them and different microscopes. | View Solution |
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| Prepare posters giving information about various diseases, public awareness and arrange exhibition in school. | View Solution |
| Visit the public health centre or clinic nearby and collect information about vaccination. | View Solution |
| Compose a street-play to increase public awareness about dengue, malaria and swine flu. | View Solution |
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| Video record all the experiments (Try It) in this chapter with the help of a mobile phone and send to others. | View Solution |
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| Present all the activities that you performed in this chapter in a Science exhibition. | View Solution |
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| Explain atomic models using materials such as old CDs, balloons, thread, marbles, etc. | View Solution |
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| Collect wrappers of ready-made food items. Prepare a chart of foodstuff and identify ingredients as organic or inorganic. | View Solution |
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| Collect information about how silver foil (Varkha) used in sweets is made and which metals are used to make it. | View Solution |
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| Visit the water testing laboratory in your area and collect information about tests for checking water quality. | View Solution |
| Visit the square having heavy traffic in your area and report pollution at different times of day. | View Solution |
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| Make a collection of news, photos and cuttings about landslides and rift collapse. | View Solution |
| Collect information about the latest gadgets and technology used to forecast earthquakes. | View Solution |
| Collect information about NDRF, RPF, CRPF and NCC from the internet. | View Solution |
| Discuss the need of CCTV. | View Solution |
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| Prepare a model of a cell using different eco-friendly materials. | View Solution |
| Study osmosis using parchment paper or a similar membrane. | View Solution |
| Form a friends' group in your class. Give each one role of a cell organelle and present a skit accordingly. | View Solution |
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| Collect information about various modern treatments on heart diseases. | View Solution |
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| Write in your own language the uses and importance of neutralization reaction in daily life. | View Solution |
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| Prepare a list of the chemical changes that occur in your house and surroundings and discuss them in the class. | View Solution |
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| Collect information about bimetallic strips and discuss in your class how a fire alarm is made using it. | View Solution |
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| Take two plastic glasses and a thread between them to make a toy phone. Discuss your conclusions. | View Solution |
| Take a plastic or tin can and a rubber balloon. Observe the dancing grains and discuss the reason behind it. | View Solution |
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| Apollo astronauts who stepped on the moon have kept some large mirrors there. Collect information about how the distance to the moon is measured using these mirrors. | View Solution |
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| Collect information about the plastic used in production of utensils used in microwave ovens. | View Solution |
| Collect information about the material used in production of denture (a set of artificial teeth). | View Solution |
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| Visit an ecosystem nearby. List the biotic and abiotic factors in it and show with pictures or sketches how they are dependent on each other. | View Solution |
| With the help of internet find out the loss of ecosystems due to wars or atomic explosions. Describe in your words. | View Solution |
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| Use your imagination and make models of the Milky Way and the Solar System. | View Solution |
| Write the effects : If the Sun disappears. | View Solution |