What is the scientific study of human population called?

Appeared in: KPSC Staff Nurse - 2017

Explanation

Demography is the scientific and statistical study of human populations.
It analyzes population size, structure (age, sex), and distribution.
Key components of demography include studying changes from births (fertility), deaths (mortality), and movement (migration).
The term comes from the Greek words 'demos' (people) and 'graphein' (to write/describe).

Option A: Sociology is the study of human society, social behavior, and institutions, which is broader than the statistical analysis of population characteristics.
Option B: Anthropology is the holistic study of humanity, including culture, evolution, and history. It is much broader than the statistical focus of demography.
Option D: Geography studies the Earth's physical features and the relationship between people and their environments, not the statistical dynamics of the population itself.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain The scientific study of human population as background academic context rather than a clinical decision trigger.
Demographic data is fundamental to public health and community health nursing. It helps in planning and allocating healthcare resources, identifying at-risk populations, and tracking health trends.
Epidemiology, the study of disease patterns, relies heavily on demographic data to understand how diseases affect different segments of the population (e.g., by age, gender, location).
In India, demographic data from sources like the Census and the National Family Health Survey (NFHS) are critical for designing national health programs and policies.

How to Approach the Question

First, identify the key terms in the question: 'scientific study' and 'human population'.
The question asks for a specific academic discipline.
Analyze the options provided, which are all branches of social sciences.
Recall or deduce the definition of each term. 'Demos' is a Greek root for 'people'. 'Graphy' relates to writing or study.
Connect 'demos' + 'graphy' to the study of people/population, which points directly to Demography.
Eliminate the other options by confirming their definitions: Sociology (society), Anthropology (human culture/history), and Geography (earth/environment).

Concept Tested & Keywords

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E6 Comprehensive Textbook of Community Health Nursing for BSc Nursing Students Part 2 — Subpart B (pp 276-535 of 550) p. 1

E6 Parks TextBook of Preventive & Social Medicine part 2 — Subpart A (pp 1-232 of 464) p. 207-209

Practise the full KPSC Staff Nurse - 2017

Attempt every question from this paper in a timed mock, then review the full solution for each one.