How is common cold spread?
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0
|
1750
|
September 16, 2017
|
How will you make an electroscope if the gold leaf electroscope
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0
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965
|
September 16, 2017
|
How does a vaccine act?
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0
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996
|
September 16, 2017
|
What will happen if you take antibiotics when not needed?
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0
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1293
|
September 16, 2017
|
What are antibiotics?
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0
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1432
|
September 16, 2017
|
How does a housefly transmit diseases?
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0
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1280
|
September 16, 2017
|
What is Tsunami ? Explain
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0
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685
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September 16, 2017
|
Write two differences between autotrophic and heterotrophic bacteria
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0
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1619
|
September 16, 2017
|
Are bacteria plants or animals ? Give reasons in support of your answer
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0
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1629
|
September 16, 2017
|
Write three types of bacteria on the basis of their shape. Give one example of each
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0
|
769
|
September 16, 2017
|
Is lightning useful ? How?
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0
|
4758
|
September 16, 2017
|
A charged object is found to lose its charges when touched by hand. Explain why?
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0
|
1025
|
September 16, 2017
|
How are bacteria beneficial for us?
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0
|
729
|
September 16, 2017
|
When and where major earthquakes have taken place in India?
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0
|
614
|
September 16, 2017
|
Why are viruses considered to be on the borderline between living organisms and non-living things?
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0
|
2454
|
September 16, 2017
|
Is it important to have a good contact between the lower end of lightning
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0
|
2222
|
September 16, 2017
|
Write the causal organism of cholera.;Write any two symptoms of this disease.;Why ORS should be given to the patients suffering from cholera?
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0
|
768
|
September 16, 2017
|
A charged drinking plastic straw is brought near another similar suspended straw
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0
|
2097
|
September 16, 2017
|
A glass rod is rubbed against a silk cloth and an ebonite rod
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0
|
1475
|
September 16, 2017
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What precautions must be taken while taking antibiotics?
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0
|
1737
|
September 16, 2017
|
Tuberculosis is a highly infectious disease. Justify the statement. ; Which vitamin helps in the prevention of common cold?
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0
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1581
|
September 16, 2017
|
Can you store pickles in iron containers ? Why?
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0
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2280
|
September 16, 2017
|
How is electric discharge fatal for human beings?
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0
|
887
|
September 16, 2017
|
How are positive and negative charges produced during a thunderstorm?
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0
|
1241
|
September 16, 2017
|
Draw a labelled diagram of virus
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0
|
6139
|
September 16, 2017
|
To make the house quake safe, what precautions should be taken?
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0
|
1468
|
September 16, 2017
|
In highly seismic areas, which material should be used for construction
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0
|
2219
|
September 16, 2017
|
Explain the working of seismograph
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0
|
1060
|
September 16, 2017
|
Write a paragraph in your own words on each of the following :
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0
|
14304
|
September 16, 2017
|
Name the weak zones in India?
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0
|
2453
|
September 16, 2017
|