In a pond there were 20 Hydrilla plants. Through reproduction 10 new Hydrilla plants were added in a year. Calculate the birth rate of the population.

In a pond there were 30 Hydrilla plants . Through reproduction 10 new Hydrilla plants were added in a year . Calculate the birth rate of population.

In a pond there were 20 Hydrilla plants. Through reproduction ID new Hydrilla plants were added in a year. Calculate the birth rate of population.

In a pond, last year there were 30 lotus plants. Through reproduction, 25 new lotus plants were added in one year while 8 plants died. The birth and death rates for the lotus population respectively are _______and _____ individuals per lotus per year.

In a pound, last year there were 30 ltus plants. Through reproduction, 25 new lotus plants were added in one year while 8 plants died. The birth and death rates for the lotus population respectively are _______and _____individulas per lotus per year.

In a pond were 200 frogs,40 more were born in a year. Calculate the birth rate of population.

In a pond there were 200 frogs, 40 more were born in a year. Calculate the birth rate of the population.

In a pond there were 200 frogs, 40 more were born in a year. Calculate the birth rate of the population.