Coin one word for the following statements:
Number of births per 1000 individuals of a populaion per year.

Number of birth per 1000 is

Number of births per year per 1000 individuals is

The number of births per thousand people in the population is expressed as :

Coin one word or two words equivalents for the following: The individuals resembling one or the other parental type through several generations.

Following table summarises the differences between natality and mortality. Select the incorrect ones. {:("Natality","Mortality"),((i)"Natality is number of births per unit population per unit time.","It is number of deaths per unit population per unit time."),((ii)"It adds new individuals to the population.","It removes individuals from the population"),((iii)"It increase the size of population.","It decreases the size of population"),((iv)"It increase population density.","It reduces population density."),((v)"It is low when population size is small and high when population size is large.","It is high when population size is small and low when population size is large."):}

A population grows at the rate of 5% per year. If x=x(t) denotes the number of individuals in the population after t years, then the rate of change of x is equal to 5% of x. Form the desired differential equation .

The excess of births over deaths in a year per 1,000 individuals is called growth rate.

The excess of births over deaths in a year per 1000 individuals is called growth rate