Which of the following descriptions is NOT associated with the correct survivorship curve?
A) Black bear females usually produce just one cub. The cub nurses from the female for several months and can remain with the mother for up to 2 years. - Type I
B) Each spring an oak tree drops thousands of seeds but only a few will ever reach sexual maturity. - Type III
C) Daphnia produce offspring every 3 weeks. One Daphnia produces 8 young and after 1.5 weeks 4 of these individuals are still alive. - Type II
D) Bald eagles return to the same mates and nests each year. They typically have 2-3 eggs and with parental care provided by both parents, the survival rate of the chicks is high. - Type II
E) As adults, female leatherback sea turtles return to the beaches where they hatched to lay their own brood. One female produces approximately 600 eggs, but at least 400 of these will be eaten before they ever reach the ocean. - Type I

Question

Quizplus · Accepted Answer

There are three common types of survivorship curves. In a type I curve, survival is high until old age, when deaths increase due to illness. In a type II curve, the possibility of death is equally likely over all age groups. In a type III curve, death is likely among the young, and few individuals reach old age.

Which of the Following Descriptions Is NOT Associated with the Correct