"We Have Different Appearances" Biological Diversity PPT

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"We Have Different Appearances" Biological Diversity PPT

Part One: Observe Our Differences

In the group, what are the similarities and differences between our looks?

Choose 1-2 facial features, observe them carefully, and draw what each person looks like.

What do we find when we compare everyone with the same facial features?

As for a certain facial feature, people may be the same or different.

We all have different looks PPT, part 2: Do a class appearance census

Expand the scope of our investigation to the whole class and observe and compare the similarities and differences in our facial features.

Cooperate with classmates and compare the pictures below to observe what our eyelids, forehead and hairline, earlobes, mandibles, etc. look like?

First, survey and count the number of people with each trait in the group, and then summarize the survey results of each group into a class survey table.

We all have different looks PPT, the third part: Are our looks unique?

Which of our physical features are the same and which are different? If two facial features are combined, how many different types of people will there be?

If 3 types of appearance characteristics are combined, how many types of people will there be?

If 4 types of appearance characteristics are combined, how many types of people will there be?

If more facial features are combined, how many different types of people will there be?

Combining the 5 facial features, there will be ____ kinds of people with different looks;

Combining the 6 facial features, there will be ____ kinds of people with different looks;

When the 7 facial features are combined, there will be ____ kinds of people with different looks;

When 8 facial features are combined, there will be ____ kinds of people with different looks;

…

Combining 40 facial features, there will be more than one trillion people with different looks!

Can we find two people in our class who look exactly the same?

We can't find two people in the class who look exactly the same. It is also difficult to find two people with exactly the same appearance in the world.

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For more information about the PPT courseware "Diversity of Biology, We Are Different with Different Appearances", please click the "Diversity of Biology, We Are Different with Different Appearances" ppt tag.

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Update Time: 2024-09-09

This template belongs to science courseware Science Edition for Sixth Grade Science Volume 1 industry PPT template

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