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Exploring Genetic Variation

A Grade 6 science worksheet introducing genetic variation, its causes, and its importance for species.

Grade 6 Science BiologyGenetic Variation
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Includes

TextMultiple ChoiceFill in the BlanksTrue / FalseShort AnswerWord Bank

Standards

MS-LS3-1MS-LS3-2

Topics

genetic variationhereditytraitssciencebiologygrade 6
8 sections · Free to use · Printable
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Exploring Genetic Variation

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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.

All living things have traits that are passed down from their parents. However, individuals within a species are not exactly alike. This variety is called genetic variation. It's what makes each of us unique!

1. What is the term for the variety of traits within a species?

a

Heredity

b

Adaptation

c

Genetic variation

d

Evolution

2. Which of the following is an example of genetic variation in humans?

a

Learning to ride a bike

b

Having different eye colors

c

Getting a sunburn

d

Eating a healthy diet

3. Genetic variation is important because it helps species   to changes in their environment.

4. Traits are passed from parents to offspring through  .

5. All individuals within the same species are exactly identical.

T

True

F

False

6. Genetic variation can lead to differences in appearance, behavior, and even resistance to diseases.

T

True

F

False

7. Explain in your own words why genetic variation is important for the survival of a species.

8. Give two examples of genetic variation you might observe in a group of your classmates (e.g., hair color, height).

Use the words below to complete the sentences.

traits
genes
environment
survive

9. Different characteristics, like eye color or height, are called  .

10. Genetic information is carried by   which are found inside cells.