General Knowledge...

1) Longest English Word:

 Praetertranssubstan tiationalistical ly has 37 letters.

2) Book Without Letter "e" :

 GADFY, written by Earnest Wright in 1939 is a 50,000+ word book, which doesn't contain a single word with 'e' in it

3) Word without Vowel:

 Rhythm
 Sky
 Fry
 Cry

4) Human Brain:

 Organ of body which has no sensation when cut.

5) Crocodile :

 Only animal & reptile which sheds tear while eating.

6) No: of Alphabets, which SOUND AS WORDS : They are

 B Bee
 C Sea
 G  Zee
 I Eye
 Q Queue
 R Are 
 S Yes
 T Tea
 U You
 Y Why