Question

during the 20th century, the human population increased from about 1.65 billion to about 6 billion. which of these curves would accurately represent human population growth during the 20th century? a. a life span curve b. an s - curve c. a j - curve d. a survivorship curve

Explanation:

A J - curve represents exponential growth. During the 20th century, human population growth was exponential as it increased from 1.65 billion to about 6 billion. A life - span curve shows life expectancy, an S - curve represents logistic growth with a carrying capacity limit, and a survivorship curve shows the proportion of individuals surviving at different ages.

Answer:

C. A J - curve