Key Terms For Evolution

Question 1

What is evolution?

Answer 1

Evolution is the theory that life on earth developed from unicellular organisms to multicellular organisms today.

Question 2

What is natural selection?

Answer 2

Natural selection is Darwin’s suggested reason for evolution, that individuals in a population vary, and only the best adapted things can reproduce and pass on their characteristics to their offspring.

Question 3

Define the word extinct

Answer 3

Extinct means no individuals of that specials are alive today.

Question 4

What does endangered mean?

Answer 4

Endangered means the numbers of that species are dangerously low.

Question 5

What does biodiversity mean?

Answer 5

Biodiversity means the enormous variety of living things on earth.

Question 6

What is conservation?

Answer 6

Conservation means protecting the environment to prevent further extinctions and enable all species to survive.