Replacement level refers to the rate of growth required for new generations to replace the older ones that are dying out.
Replacement level refers to giving birth to two **** that replacement completes. States at the replacement level of population growth: Tamil Nadu, Kerala, Goa, Nagaland, Manipur, Tripura, Jammu and Kashmir and Punjab
States very near to the replacement levels of population growth: Uttarakhand, Himachal Pradesh, Karnataka, Andhra Pradesh, Maharashtra, Arunachal Pradesh, Mizoram and West Bengal.
States having very high rates of population growth: U.P., Bihar, Rajasthan, Madhya Pradesh.
Reasons of regional differences:
• Difference in Literacy Percentage in different states.
• Societal conditions vary in different states. Terrorism, war-like conditions and insurgency in Jammu and Kashmir and North-East.
• Socio-Economic conditions vary in different states.
(i) Number of BPL people is highest among states like Uttar Pradesh, Bihar and Odisha.
(ii) Socio-cultural formation: A belief that more **** means more hands to earn or religious beliefs.