Question

Mention any three features of expanding population pyramid.​

Answer 1

Answer:

Population pyramids can help us understand the trends in a given population with time. This OpinionFront post tells you the definition and types of population pyramids, with examples of each for better understanding .      

Explanation:

Answer 2

Answer:

The age and sex structure of the population determines the ultimate shape of a population pyramid, such that the representation may take the form of a pyramid, have a columnar shape (with vertical sides rather than sloped sides), or have an irregular profile.