The Theory of Evolution

Question 1

Give three reasons why Darwin’s theory was not accepted at first

[3 marks]

Answer 1

It challenged the idea that God created all the animal and plant species on earth

Scientists believed Darwin did not have enough evidence to back up his theory

People did not understand how genetics were inherited until 50 years later

Question 1

Who came up with the theory of evolution?

Answer 1

Charles Darwin

Question 2

Explain how Lamark’s theory of evolution was incorrect

Answer 2

In the vast majority of cases, changes that occur in an organisms liftetime cannot be passed down to offspring

Question 3

Explain how animals evolve according to Lamark’s theory of evolution

[3 marks]

Answer 3

There is a change in the environment which leads to more frequent use of a characteristic

With frequent use the characteristic is changed during the organisms lifetime

This change is passed down to offspring