March 12, 2014 09:29 pm | Updated May 19, 2016 08:10 am IST
What will happen if a nuclear submarine is destroyed in the water? Will it lead to nuclear radiation in the surrounding environment?
Prateek Singh Roheria, Udaipur, Rajasthan
Different flowers have different smells? Why?
C. George Varghese, Thrissur, Kerala
While consumption of fruits is generally good for our health, it is suggested nowadays to eat fruits before food to derive their benefits rather than after food which would be harmful. Why?
Mohandas C.K., Palakkad, Kerala
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