1.общий вопрос 2.альтернативный 3.вопрос к подлежащему 4.специальный вопрос 5.разделительный вопрос вот само предложение : the social organization in a colony of honeybess ia based on a rigid division of labor

1. Is the social organization in a colony of honeybees based on a rigid division of labor? 

2. Is the social organization in a colony of honeybees based on a rigid division or unification of labor? 

3. What is based on a rigid division of labor? 

4. What is the social organization in a colony of honeybees based on? 

5. The social organization in a colony of honeybees is based on a rigid division of labor, isn`t it?