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How Natural Selection Affects Populations

Instructions:

Choose an answer and hit 'next'. You will receive your score and answers at the end.

question 1 of 3

Which of the following is true of a population with a great deal of genetic variation?

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1. What are different variations of genes that express different traits?

2. What is genetic drift?

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About This Quiz & Worksheet

Questions assess your knowledge of information related to genetic variation and genetic drift. You will also be tested on natural selection.

Quiz & Worksheet Goals

Tested knowledge includes:

  • Examples of natural selection
  • Situations that trigger natural selection
  • Genetic drift

Skills Practiced

  • Information recall - access the knowledge you've gained regarding the term for the different variations of genes that express different traits
  • Reading comprehension - ensure that you draw the most important information from the lesson on natural selection
  • Knowledge application - use your knowledge to answer a question about characteristics of a population with great genetic variation

Additional Learning

The lesson titled How Natural Selection Affects Populations will teach you more about this biological event. The following objectives will be covered:

  • Define genetic variation
  • Review natural selection
  • Understand the effects of homogeneous alleles
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