Origins Of Living Things

Question 1

What does biodiversity mean

Answer 1

There are many different types of living things

Question 2

Who put forward theory of evolution by natural selection

Answer 2

Charles Darwin

Question 3

What is eveloution

Answer 3

Evolution is the process by which different kinds of living things develop from earlier forms by genetic changes over long periods of time.

Question 4

What is a species

Answer 4

A species is a group of living things that can reproduce together to produce offspring which themselves can reproduce.

Question 5

What is a mutation

Answer 5

A mutation is a change in a gene.

Question 6

Charles Darwin observations

Answer 6

1 Living things produce large numbers
2 The environment can support only a limited number of living things
3 The members of a species have inherited (genetic) variations

Question 7

Charles Darwin hypothesis

Answer 7

A Living things struggle to survive

B Nature selects the organisms with variations that help them to live in the environment