Vital Statistics and Demography MCQs 2026
50 questions with detailed answers · 27 from past papers · 5 quiz batches available
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- Q1 Past Paper · PPSC/FPSC/CSS easy
The rate of natural increase equals
💡 Explanation:Natural increase rate = CBR − CDR, before migration.
- Q2 Past Paper · PPSC/FPSC/CSS medium
Age-Specific Fertility Rate (ASFR) for age group i is
💡 Explanation:ASFR isolates fertility of women in a specific age interval.
- Q3 Past Paper · PPSC/FPSC/CSS easy
Total Fertility Rate (TFR) represents
💡 Explanation:TFR sums age-specific fertility rates across reproductive ages.
- Q4 Past Paper · PPSC/FPSC/CSS easy
Replacement-level fertility is generally taken as a TFR of about
💡 Explanation:TFR ≈ 2.1 replaces the population accounting for mortality.
- Q5 Past Paper · PPSC/FPSC/CSS medium
Net Reproduction Rate (NRR) measures whether
💡 Explanation:NRR = 1 means exact generational replacement of females.
- Q6 hard
Gross Reproduction Rate (GRR) differs from NRR because GRR
💡 Explanation:GRR assumes all women survive through childbearing ages.
- Q7 Past Paper · PPSC/FPSC/CSS easy
Sex ratio at birth in demography usually refers to
💡 Explanation:Sex ratio at birth ≈ 105 males per 100 females globally.
- Q8 Past Paper · PPSC/FPSC/CSS medium
Vital statistics registration in Pakistan is primarily the responsibility of
💡 Explanation:Birth/death registration is provincial; PBS compiles and publishes vital statistics.
- Q9 easy
General sex ratio of population is expressed as
💡 Explanation:Population sex ratio reflects cumulative births, deaths and migration by sex.
- Q10 Past Paper · PPSC/FPSC/CSS medium
Child-woman ratio is calculated as
💡 Explanation:Child-woman ratio is an indirect fertility indicator in census data.
- Q11 Past Paper · PPSC/FPSC/CSS medium
Vital Index is defined as
💡 Explanation:Vital Index > 100 indicates births exceed deaths.
- Q12 medium
A Vital Index below 100 indicates
💡 Explanation:VI < 100 means CDR exceeds CBR.
- Q13 Past Paper · PPSC/FPSC/CSS easy
Primary sources of vital statistics include
💡 Explanation:Complete civil registration is the ideal source for vital events.
- Q14 medium
Demographic surveys such as DHS and MICS supplement registration by providing
💡 Explanation:Household surveys fill gaps where registration is incomplete.
- Q15 Past Paper · PPSC/FPSC/CSS easy
Population census provides
💡 Explanation:Census is the benchmark for population structure and intercensal estimates.
- Q16 Past Paper · PPSC/FPSC/CSS easy
Infant Mortality Rate (IMR) is
💡 Explanation:IMR = (infant deaths / live births) × 1000.
- Q17 Past Paper · PPSC/FPSC/CSS medium
Under-five mortality rate counts deaths of children
💡 Explanation:U5MR captures early childhood mortality including post-infancy.
- Q18 Past Paper · PPSC/FPSC/CSS medium
Maternal Mortality Ratio (MMR) is expressed as
💡 Explanation:MMR measures risk of death from maternal causes per birth.
- Q19 Past Paper · PPSC/FPSC/CSS easy
Life expectancy at birth estimates
💡 Explanation:Life expectancy is a synthetic cohort summary of mortality experience.
- Q20 medium
Life table analysis in demography is used to compute
💡 Explanation:Life tables convert age-specific death rates into survival and expectation of life.
- Q21 Past Paper · PPSC/FPSC/CSS medium
Dependency ratio compares
💡 Explanation:Dependency ratio = (0–14 + 65+) / (15–64) × 100 (conventional form).
- Q22 hard
A population with TFR of 3.5 and declining ASFR at younger ages may still show
💡 Explanation:Large past birth cohorts keep dependency high even as TFR falls.
- Q23 medium
Youth dependency ratio uses
💡 Explanation:High youth dependency reflects large child population relative to workers.
- Q24 medium
Old-age dependency ratio uses
💡 Explanation:Ageing societies show rising old-age dependency.
- Q25 Past Paper · PPSC/FPSC/CSS easy
Demographic transition theory describes movement from
💡 Explanation:Transition stages link mortality decline, then fertility decline, to modernization.
- Q26 medium
Stage I of demographic transition is characterized by
💡 Explanation:Pre-modern stage: high vital rates offset each other.
- Q27 Past Paper · PPSC/FPSC/CSS medium
Stage II of demographic transition shows
💡 Explanation:Mortality decline with sustained high fertility widens natural increase.
- Q28 medium
Stage III of demographic transition features
💡 Explanation:Fertility falls toward replacement as social and economic change proceeds.
- Q29 medium
Stage IV of demographic transition has
💡 Explanation:Low vital rates yield near-stationary or slowly changing population.
- Q30 Past Paper · PPSC/FPSC/CSS easy
Population pyramid with a wide base indicates
💡 Explanation:Broad base = many children relative to older cohorts.
- Q31 medium
A constricting population pyramid base suggests
💡 Explanation:Narrowing base reflects fewer births in recent cohorts.
- Q32 Past Paper · PPSC/FPSC/CSS medium
Population growth rate (annual) approximates
💡 Explanation:Growth = natural increase + net migration, expressed per population.
- Q33 hard
Doubling time of population at constant growth rate r (percent) is roughly
💡 Explanation:Rule of 70: Doubling time ≈ 70 / annual growth rate (%).
- Q34 Past Paper · PPSC/FPSC/CSS medium
Demographic dividend occurs when
💡 Explanation:Favourable age structure can raise savings and productivity if jobs exist.
- Q35 medium
Total population size in intercensal estimates is updated using
💡 Explanation:Vital statistics and migration adjust census counts between censuses.
- Q36 easy
Civil registration completeness affects vital statistics because
💡 Explanation:Under-registration biases CBR, CDR and derived indicators downward.
- Q37 Past Paper · PPSC/FPSC/CSS easy
Pakistan's 2017 Housing and Population Census was conducted by
💡 Explanation:PBS led the 6th population and housing census in Pakistan.
- Q38 medium
De facto census enumeration counts persons
💡 Explanation:De facto census records usual presence on reference date.
- Q39 medium
De jure census enumeration counts persons
💡 Explanation:De jure assigns individuals to normal home regardless of temporary absence.
- Q40 Past Paper · PPSC/FPSC/CSS easy
Standard reproductive age span for fertility rates is typically
💡 Explanation:ASFR and TFR conventionally use women aged 15–49.
- Q41 Past Paper · PPSC/FPSC/CSS medium
General Fertility Rate (GFR) uses
💡 Explanation:GFR = (births / women 15–49) × 1000.
- Q42 hard
Stillbirths are generally excluded from
💡 Explanation:Vital birth statistics count live births; fetal deaths are classified separately.
- Q43 hard
Age-specific death rates are used to construct
💡 Explanation:Mx (age-specific death rates) drive survival column in life table.
- Q44 easy
Urbanization rate in demography refers to
💡 Explanation:Urban share rises with rural-to-urban migration and reclassification.
- Q45 medium
Net migration rate is
💡 Explanation:Net international migration adjusts natural increase for total growth.
- Q46 Past Paper · PPSC/FPSC/CSS easy
Pakistan Demographic and Health Survey (PDHS) is a key source for
💡 Explanation:PDHS provides sample-based demographic and health estimates.
- Q47 hard
Child-woman ratio rising over successive censuses usually signals
💡 Explanation:More young children per woman of reproductive age reflects earlier births.
- Q48 hard
When CBR is 25 and CDR is 7, the Vital Index equals
💡 Explanation:VI = (CBR/CDR) × 100 = (25/7) × 100 ≈ 357.
- Q49 Past Paper · PPSC/FPSC/CSS easy
Crude Birth Rate (CBR) is defined as
💡 Explanation:CBR = (live births / mid-year population) × 1000.
- Q50 Past Paper · PPSC/FPSC/CSS easy
Crude Death Rate (CDR) measures
💡 Explanation:CDR = (deaths / mid-year population) × 1000.