9 interesting confusions

1. Can you cry under water ?

2. Do fishes ever get thirsty ?

3. Why don't birds fall of trees when they sleep ?

4. Why is it called building when it is already built ?

5. When they say dogs food is new and improved, who tastes it ?

6. "I Love You" is not a question then why does it need an answer ?

7. Why does round pizza come in a square box ?

8. Why doesn't glue stick to its bottle ?

9. If money doesn't grow on trees then why do banks have branches ?