1
Q
RNI (rate of natural increase)
A
Crude birthrate-Crude death rate
2
Q
TFR (Total Fertility rate)
A
TFR=ASFR
3
Q
IMR ( Infant Mortality Rate)
A
Number of infant deaths divided bynumber of live births x 100
4
Q
ZPG ( zero population growth)
A
Births + Immigration = Deaths + Emmigration
5
Q
Doubling time (rule of 70)
A
70 divided by natrua increase
6
Q
A
7
Q
A
8
Q
IMR – Infant Mortality Rate
A
IMR = (Number of infant deaths under 1 year / Number of live births) × 1000
9
Q
TFR – Total Fertility Rate
A
TFR = Σ(ASFRx × i) or TFR = 5 × (ΣASFR / 1000)
10
Q
ZPG – Zero Population Growth
A
Births + Immigration = Deaths + Emigration
11
Q
Rule of 70 – Population Doubling Time
A
Doubling Time (years) = 70 / Annual Growth Rate (%)
12
Q
RLF – Replacement-Level Fertility
A
RLF ≈ 2.1 (developed countries) RLF ≈ 2.3–2.5 (developing countries)
AP Human Test 1
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Decks in class (7)
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