जनगणना 2011 के अंतिम आंकड़ों के अनुसार, जनसंख्या के मामले में भारत के दूसरे और तीसरे सबसे बड़े राज्य कौन से हैं?

Crude birth rate is defined as the number of live births per 1,000 population in:

Many developing countries experience continued population growth despite a decline in fertility rates due to which of the following factors? (a) Increase in life expectancy (b) Increase in infant mortality rate (c) Falling death rate (d) Better living conditions