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Sergeeva-Olga [200]
3 years ago
11

Ihich of these is the best definition of

Biology
1 answer:
BigorU [14]3 years ago
4 0

Answer:

D) the sum of all physical properties of a substance

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When literacy rates goes up then crude birth rates will automatically be decline

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General fertility corresponds to number birth of a women age between 15- 49 in a year.

Factors Affecting fertility Rates: Healthcare,Education

Healthcare: Improvement in  healthcare leads to drop infant mortality rate , knowledge of birth control measures and economic status have an impact on birth rates.

Education: Female literacy rate and knowledge of birth control and employment opportunities also decline crude birth rate.

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