Which of the following pairs lists an r -selected organism followed by a K -selected organism?
A)elephant; whale
B)grasshopper; whale
C)pine tree; dandelion
D)dandelion; pine tree
E)elephant; pine tree

Question

Quizplus · Accepted Answer

r-selected organisms are characterized by high reproductive rates, short life spans, and small body size while K-selected organisms are characterized by slow reproductive rates, long life spans, and large body size. Grasshoppers have a high reproductive rate, short life span, and small body size making them r-selected. On the other hand, whales have slow reproductive rates, long life spans, and large body size making them K-selected. Therefore, grasshopper; whale is the pair that lists an r-selected organism followed by a K-selected organism.

Which of the Following Pairs Lists an R -Selected Organism