Question

If ${}^{\prime }{8}^{\prime }$ Drosophila in a laboratory population of ${}^{\prime }{80}^{\prime }$ died during a week, the death rate in the population is _____ individuals per Drosophila per week.

• A. $0.1$
• B. $1.0$
• C. Zero
• D. $10$

Answer 1

The correct option is A $0.1$

Mortality rate, or death rate, is a measure of the number of deaths in a particular population, scaled to the size of that population, per unit of time.

Death rate in the population is $=\frac{8}{80}=0.1$