Answer:
You hold my tail while I fish for you. What am I?
The more holes you cover the lower I go.
hide me from your parents if you have done bad academically this year.
The more you have me the less you see. Shine a light on me and I shall flee.
Crooked as a rainbow and slick as a plate, ten thousand horses can't pull me straight. What am I?
Give it food and it will live, give it water and it will die.