4.6.3.6 Extinction

Question 1

When does extinctions occur?

Answer 1

• When there are no remaining individuals of a species still alive

Question 2

Describe factors which may contribute to the extinction of a species.

Answer 2

• Environment changes too quickly
• New predator arrives
• New disease
• A new species comes along and out competes them
• Catastrophic event (what wiped out the dinosaurs)