Page 104 - Score_2
P. 104
1 What is the main topic of the passage?

What makes skin colors become similar
✔ Why people have different skin colors

How melanin is made in human body
Why the natural environment is important

2 Which of the following best fits in the blank of the passage?

melanin is important for our health
some people do not produce melanin at all
too much sunlight is harmful to human skin
✔ people in different areas have different skin colors

3 How does melanin protect human skin in the passage?

Melanin is mixed with the solar energy.
Melanin produces a chemical component.
✔ Melanin takes in harmful sunlight.
Melanin completely blocks out the strong sunlight.

4 What can be inferred from the passage?

✔ Melanin makes human skin dark.
Most people with light skin live in southern countries.
People with dark skin can become white in northern areas.
There are more people with light skin than dark skin.

Visualize the Text

Complete the map with the words from the passage.

Why People Have Different Skin Colors

People in hot areas need a lot of melanin because of the

strong sunlight . So, most people have darker skin .

Reason People in the northern areas don’t need it as much because of less sunglight.
Conclusion
So, most people have lighter skin .

Different skin color is a way of adjusting to the natural environment .

Unit 2 Geography 101
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