What is the Theory of Evolution?

In today's lesson we look at Darwin's observations from his trip on HMS Beagle. We will then put all his observations together to see how Darwin came up with his theory. His theory is called evolution. We will apply this new knowledge to two other examples of evolution, mice and giraffes.

What is the Theory of Evolution?

In today's lesson we look at Darwin's observations from his trip on HMS Beagle. We will then put all his observations together to see how Darwin came up with his theory. His theory is called evolution. We will apply this new knowledge to two other examples of evolution, mice and giraffes.

Lesson details

Key learning points

  1. How random changes in characteristics can lead to an advantage in an organism
  2. How the survival of these organisms leads to evolution
  3. How Charles Darwin came up with the theory of evolution

Licence

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7 Questions

For all of the questions below choose a word to complete the sentence.
Q2.
Not all individuals of a species are exactly the ________. There are variations between them.
best
opposite
Correct answer: same
Q3.
The individuals of a species who are best ___________ to their environment are most likely to survive.
Correct answer: adapted
hunters
known
Q4.
These individuals are more likely reproduce and pass their useful adaptations onto their _____________.
environment
habitat
Correct answer: offspring
Q5.
Individuals that are poorly adapted are less likely to __________.
be happy
Correct answer: survive
Q6.
Over time, the characteristics that make survival more likely become more common and a species gradually __________.
Correct answer: evolves
stays the same
Q7.
Given enough time, these small changes can add up to the extent that a new _________ can evolve altogether.
set of characteristics
Correct answer: species

Lesson appears in

UnitScience / Humans and animals over time

Science