Questions

Here are some question you need to answer after completing the lesson of Variation:
note: Please answer the question first before open the answer. Be honest to yourself.

Please click on here to have a lesson first on Variation



1. What is Variation?

Answer:

The difference between two individuals inside the same species

2. Give examples of non-continuous variation

Answer:

Tongue roll, fingerprint

3. Mutation also occur in variation. What is it affect from?

Answer:

Both genetics and environment

4. The difference of this variation is less obvious. So the type of this variation is:

Answer:

Continuous variation

5. Syndrome down person can be see clearly from their faces. This happen because of

Answer:

Random combination of chromosome

6. Is it true that there are at least two person are TOTALLY look alike in this world?

Answer:

False. There are NO two human being 100% look-alike

7. People living in the are of North Pole (i.e Greenland and northern Rusia) have a white skins, meanwhile people living in Africa have ebony skins. Why can this happen?

Answer:

They are effected by the environment

8. Does variation only occur in a certain places?

Answer:

No. Variation happens in all places in the world

9. One of continuous variation is height. Give another examples.

Answer:

Weight

10. What are/is the importance of having variation?

Answer:

Help species to survive in a changing environment.