كراس أنشطة للصف السادس

What is the state that has the highest percentage of males?

Why do you think some countries have a higher percentage of males than females?

Can this distribution affect work in these countries?

What will happen if these ratios continue in the same way in the future?

What will happen if the ratios continue in the same way in the future?

What is meant by the population pyramid?

How can the presence of a large number of children in the community affect schools?

What was the world population in 1975?

Did the world population increase in 2000?

In your opinion, what is the reason for the increase in the world population?