Natural Selection Lesson
Presentation
•
Science
•
7th Grade
•
Medium
+4
Standards-aligned
Lafreida Howard
Used 6+ times
FREE Resource
11 Slides • 13 Questions
1
2
Multiple Choice
Why is understanding natural selection important for studying evolution?
It helps explain how species adapt and change over time.
It shows how animals migrate across continents.
It describes how plants grow in different climates.
It focuses only on animal behavior.
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4
Open Ended
How might natural selection lead to changes in the physical traits of animals, such as the length of a giraffe's neck or the color of a bird's feathers?
5
6
Multiple Choice
Which of the following is NOT a key concept in understanding how species change over time?
Overproduction
Variation
Migration
Inheritance
7
8
Open Ended
Explain how overproduction affects the survival of a species. Use examples from the images to support your answer.
9
10
Multiple Select
Which statements about genetic variation are correct?
No two offspring are exactly alike.
All variations are harmful.
Differences are caused by genes passed down from parents.
Offspring have different traits such as color and size.
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12
Fill in the Blanks
Offspring compete for limited resources such as
Type answer...
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14
Open Ended
How do adaptations help animals survive and reproduce in their environment?
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16
Fill in the Blanks
Helpful traits are passed down through
Type answer...
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19
Fill in the Blanks
Natural selection happens because of overproduction, variation, competition, selection, inheritance, and
Type answer...
20
Multiple Choice
Which of the following statements best explains why changes from natural selection take a long time?
Because changes happen instantly in one generation.
Because small changes accumulate over many generations.
Because species do not change at all.
Because only one animal changes at a time.
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Open Ended
Explain how competition for resources can drive natural selection in a population.
23
Multiple Choice
Which of the following is an example of natural selection?
Giraffes developing long necks to reach higher leaves
Birds migrating to warmer climates
Fish swimming in schools for protection
Dogs learning tricks from humans
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Open Ended
How does natural selection impact the evolution of species?
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