Question

Fossils are used to study (1 point)

• organisms that once lived.
• how ancient animals behaved.
• organisms that live today.

Answer 1

• the history of Earth's ecosystems.
• the process of evolution and changes in species over time.
• the environment and climate of the past.
• the anatomy and morphology of extinct organisms.
• the geographical distribution of species.
• the age of rocks and the geological time scale.