True or false

There are at least 20.000 species of bees.
Bees are the best pollinators on the world.
Bees cannot pollinate tomato flowers.
Bees live like a family where there isn't a superior authority.
Thanks to the action of bees we can have a lot of fruits and vegetables every year.
Bees only live in the American continent.
A fly is bigger than a bee.
Monocultures are very valuable for bees because they have a lot of plants to collect nectar.
Hives are the places where human being live.
Bees can made honey and sugar within a hive.
Alfafa is very useful because it fertilize the soil.
There are places on the world where there aren't bees

Correct these mistakes

The farmer farm vegetables and fruits.
I have took a lot of honey in my life.
When I was a child a couple of bees sting me.
Honeybees is very intelligent and helpful for the environment.
The greehouse effect is very dangerous in the future.
I would like plant crops in my country house this year.
I bought 200 seeds to plant watermelon, carrots, cucumbers, strawberries and motorcycles.