Question

Sickness rate in the population is called....
a) natality
b) mortality
c) morbidity
d) both b & c​

Answer 1

Answer:

mortality

Explanation:

mortality is the right answer

Answer 2

Answer:

(c) Morbidity

Explanation:

Explanation for correct option:

(c) Morbidity

The morbidity rate usually measures the portion of people in a specific geographical location who contracted a particular disease during a specific period of time. It indicates the frequency of the disease appearing in a population. Morbidity refers to the status of being ill or unhealthy. It is measure of the sickness rate in the population

Explanation for incorrect options:

(a) Natality

In population ecology, for a given population, natality is referred to as the ratio of the number of births to the size of that population. Natality is also called as birth rate. It shows a positive effect on the population density because it results in the addition of the number of individuals to a population.

(b) Mortality

In population ecology, for a given population, mortality is referred to as the ratio of the number of deaths to the size of that population. Mortality is also called as death rate. It shows a negative effect on the population density because it results in the reduction of the number of individuals to a population.

(d) Both b and c

Morbidity is correct but mortality is incorrect so, above option is incorrect.

Therefore, option (c) is correct.

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