Bissoy.com
Doctors Medicines MCQs Q&A

Which of the following is/are true about population pyramid.  (A) Total population is divided into various age groups e.g. 5 to 9 years, 10-14 years and so on. (B) The percentage of the total population is subdivided into males and females in each group. (C) The age-sex structure of a population refers only to the number of females in different age groups. 

Which of the following is/are true about population pyramid.  (A) Total population is divided into various age groups e.g. 5 to 9 years, 10-14 years and so on. (B) The percentage of the total population is subdivided into males and females in each group. (C) The age-sex structure of a population refers only to the number of females in different age groups.  Correct Answer Only (A) and (B) are true 

The correct statement is A and B.

Key Points
  •  A population pyramid is a way to visualize two variables: age and sex.
  • The total population is divided into various age groups e.g. 5 to 9 years, 10-14 years, and so on.
  • They are used by demographers, who study populations.
  • A population pyramid is a graph that shows the distribution of ages across a population divided down the center between male and female members of the population.
  • The percentage of the total population is subdivided into males and females in each group.

Additional Information

  • There are generally three types of population pyramids created from age-sex distributions expansive, constrictive and stationary.
  • There are five stages of population pyramids: high fluctuating, early expanding, late expanding, low fluctuating, and natural decrease.
  • A Population Pyramid is a graph that shows the age-sex distribution of a given population.
  • It is a graphic profile of the population's residents.
  • Sex is shown on the left/right sides, age on the y-axis, and the percentage of population on the x-axis.
  • Each grouping (ex: males aged 0-4) is called a cohort.

Related Questions

The following table shows the percentage distribution of the population of five states, A, B, C, D and E on the basis of the poverty line and also on the basis of sex. State Percentage of population below the poverty line Proportion of Males and Females Below poverty line Above poverty line Males: Females Males : Females A 15 5: 3 4: 3 B 25 1: 2 2: 3 C 19 3: 2 4: 5 D 35 1: 2 2: 3 E 24 3: 5 6: 7   If the population of males below the poverty line State C is 3 million, then what is the total population of State C?
The total number of males and females in a town is 70,000. If the number of males is increased by 6% and that of the females is increased by 4%, then the total numbers of males and females in the town would become 73520. What is the difference between the number of males and females in the town, in the beginning?
Find the total population of town A. Statement I: Number of males in town B is 11520 which is 80% of the number of females in town A. There are 4880 more males in town A as compared to town B. Statement II: The ratio of number of males and females in town A is 41 : 36 and difference of number of males and females is 2000. 
Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement. Statement I. All males are humans. II. Some humans are females. Conclusion I. All males are females. II. Some females are males. III. Some females are humans. IV. All humans are males.
In a society A the ratio of males and females is 8 ∶ 5 and in another society B the ratio of males and females is 7 ∶ 9. If the sum of the males in both the society is 52 and the number of females in  society B is 21 more than the number of female in society A. Find the number of men in both societies is what percentage of number of females in both the societies(approximate value).
The ratio of the number of males and females in a group is 6 : 7. 15 females leave the group. As a result, this ratio becomes 12 : 11. Now, if 6 males join the group, then what will be the ratio of the number males and females in the group?
There are 56 passengers travelling in a bus out of which 26 are males and the rest are females. At the next stop, 12 males and 8 females get down and 7 males and 6 females enter the bus. What is the ratio of males and females in the bus now?
Each question below is followed by two statements I and II. You have to determine whether the data given in the statements are sufficient for answering the question. You should use the data and your knowledge of Mathematics to choose the best possible answer. How many males are there in society A? I. Number of females in society B is 56 more than the number of males in society C. Society C has a total population(male and female combined) of 180. II. Society C has 20% more males than society A who makes 60% of the total population of society A and females in society A is equal to males in society B. 
There are 3 groups of persons - male, female and children. There are 20 males and the number of females and children taken together is 4 more than that of the males. The average weight of males is 54 kg, that of females is 49 kg and that of children is 30 kg. If the average weight of the whole group is 48.25 kg, then what is the difference between the number of females and the number of children?
Consider the following statements about mosquitoes.
1. Only males suck blood.
2. Only females suck blood.
3. Females suck plant juices.
4. Males have bigger wings than females.
5. Females have bigger wings than males.
Of these