Answer:
What occurs four times in every week, twice in every month, only once in a year but never in a day?
When it's dirty this should never be aired in public.
Where humans breathe liquid.
Pointing North, South, East, and West it saves the lost and helps the rest. What is it?
The thinkers usually hold this body part
What scientists might call your pooch.
Easy
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?