Darwin's Theory Answers

Determine whether each statement is true or false according to Darwin’s theory.Organisms within a population must compete for resources to survive.The least-equipped organisms may not survive.Over time, inheritance of beneficial variations can change the entire species.All organisms in a population are equally equipped for survival.Some organisms will outcompete others.

While all zebras have stripes, no two zebras share the same stripe pattern.

A lemur species called aye-ayes have very long, thin middle fingers that allow them to reach into holes in trees and dig out bugs to eat.

Identify each adaptation as structural or behavioral adaptations.Monkeys have a prehensile tail that allows them to grab and hold onto tree branches.Moose make mating calls to locate potential mates.Whales are covered in a thick layer of blubber, insulating their bodies in cold ocean waters.Humans have five toes on each foot to help them maintain balance.Many birds migrate south for the winter in search of food.

Match each scenario with the correct component of natural selection. On average, sea turtles lay about 110 eggs in a clutch. However, only a fraction of the baby turtles make it to the ocean. Then, an even smaller number have offspring of their own.