Which of the following formulas is used to determine natality?

Which environmental conditions are available for organisms that produce a large number of offspring at once versus those that produce only one offspring,considering their life history traits and the constraints imposed by biotic and abiotic factors?

The percentage of the population of India living in Madhya Pradesh $(M.P.)$ at present is approximately: (in $\%$)

The density of human population is determined predominantly by:

If in a pond there are $20$ lotus plants of last year and through reproduction $8$ new plants are added. Then the birth rate is

Differentiate between Natality rate and Mortality rate.