3. do zoos educate people about animals? – зоопарки воспитывают людей по отношению к животным? 4. do zoos help endangered animals? how? – должны ли зоопарки исчезающим животных? как?

3)Yes,it gives to learn about wild animals more.
4)Yes,of course,it should protect endangered animals.

1 Yes educate they teach us to be friendly to animals
2 of course they should. If they don't help animals will die.Zoos should feed and breed animals! But not to solve them freedom
Удачной учёбы ;3