Geiman 2025 3.6 Natural Selection

Open Ended

Why is the study of natural selection, adaptations, and evolution important for understanding life on Earth?

Multiple Choice

Which statement best describes how evolution occurs?

• Through random mutations and natural selection

• Through the gradual adaptation of organisms over time

• Through the passing down of acquired traits

• Through a combination of all of the above

Open Ended

Compare how homologous and analogous structures provide evidence for evolution.

Fill in the Blanks

Embryology provides evidence for evolution by showing that organisms with similarities in the earliest stages of development are likely descended from a common

.

Multiple Choice

Which of the following best describes how scientists support the theory of evolution?

• By using evidence from fossils, DNA, and comparative anatomy

• By making guesses without evidence

• By relying only on ancient myths

• By ignoring new discoveries

Multiple Choice

Which of the following types of evidence can show the chronological order of species existence in the rock layers?

• Fossils

• Gel electrophoresis

• Amino acid chains

• Comparative anatomy

Multiple Choice

Based on the species being studied (dragomander, dolfish, manbrvo, parratop, frozard), which two species are terrestrial?

• manbrvo and frozard

• dragomander and dolfish

• parratop and dolfish

• dragomander and parratop