Now taking technical points: I was guided to write precise... Plz tel me' does the length matters...? I would admit my mistake, that 40% of my mcqs may be wrong.. (but not everyday science, it went superb.. ) Guys! Ur replies could make me do it next time as Im willing to improve myself... N surely it will be helpful for majority; as Im in line of majority...:)

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To fail in my life is not to loose; but to learn...