Only if you want to hatch chicks. Then, no you don't have to.
Yes. The rooster fertilizes the egg.
A rooster does not have any teeth. Roosters and chickens eat food with their beaks. They do not need to chew the food.
Yes All chickens will lay eggs without the need for a rooster. All a rooster does is fetilize the eggs, it does not induce the hen to lay an egg, she will do this anyway.
Chickens lay unfertilized eggs because they do not need a rooster to produce eggs. Hens have reproductive systems that allow them to lay eggs regularly, whether or not they have mated with a rooster.
No. It is a chicken, a hen, a cockeral/rooster or two chickens.
If you have hens, and a rooster, no matter what you will have babies. You can keep them in a separate pen, and it won't happen. Or, you could fix the rooster, but then it won't be a rooster any more. It's logic.
You do not need a rooster for a hen to lay eggs. A well feed, happy hen of appropriate age will lay about one egg a day. If a rooster is around the eggs will be fertilized and you get more chickens, if not you get yummy eggs to eat.
No. Chickens will lay perfectly good eggs without a rooster. In fact, many people prefer not to keep a rooster, because they don't want to find a fertilized egg that was a little too far along.
The possessive form for the noun rooster is rooster's.
Old chickens are called hens or stewing hens. These are chickens that no longer produce eggs. Their muscles are tough and need to be stewed a long time to become a delicious treat. They make good chicken soup.
yes you do
not really