1. What will cause the water in the oceans to overflow? Ans. People are burning fuels with carbon as their main ingredient. Besides these, oil, gas, and coal are used in cars, aeroplanes,power stations and so on. This produces carbon dioxide which mixes with oxygen and add to our greenhouse problem which makes the planet more warmed and causes the water in the oceans to overflow. 2....

1. "Whoever wishes to swim in the channel has to fulfil two conditions." a) Who is the speaker of these words? Ans. One of the members of the English Channel Swimming Association has said these words to Janaki. b) What are the two conditions? Ans. The two conditions are-   (i) The participant should be able to spend ten hours continuously in the water.  (ii)...