Natural Selection and Adaptations Worksheet
Explore the principles of natural selection, types of adaptations, and their role in evolution with this Grade 10 science worksheet.
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Natural Selection and Adaptations
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Read each question carefully and provide your best answer. Some questions may require critical thinking and application of concepts.
1. Which of the following is NOT a principle of natural selection?
Variation within a population
Inheritance of acquired traits
Overproduction of offspring
Differential survival and reproduction
2. A structural adaptation that allows an organism to blend in with its surroundings is called:
Mimicry
Camouflage
Hibernation
Migration
3. Natural selection is often summarized as 'survival of the '.
4. A change in the genetic makeup of a population over time is known as .
5. Adaptations are developed by individual organisms during their lifetime to better suit their environment.
True
False
6. Genetic variation within a population is essential for natural selection to occur.
True
False
7. Describe the role of mutation in providing variation for natural selection.
8. Explain how the beaks of Darwin's finches are an example of adaptation through natural selection.
Match each term on the left with its definition on the right.
9. Structural Adaptation
a. An inherited behavior that helps an organism survive.
10. Behavioral Adaptation
b. A physical feature of an organism that helps it survive.
11. Physiological Adaptation
c. An internal body process that helps an organism survive.