Practice Polygenic Inheritance - 4.4 | 4. Principles of Inheritance and Variation | CBSE Grade-12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What are polygenic traits?

💡 Hint: Look for traits with a range of expressions.

Question 2

Easy

Give an example of a polygenic trait.

💡 Hint: Consider traits that can vary widely among individuals.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

Which of the following is an example of a polygenic trait?

  • A) Eye Color
  • B) Blood Type
  • C) Height
  • D) Widow's Peak

💡 Hint: Think about traits that show a range of expression.

Question 2

True or False: Continuous variation in traits means they can exhibit only two distinct forms.

  • True
  • False

💡 Hint: Remember traits like height can vary greatly.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Analyze a genetic scenario where two parents with varying heights have children. Discuss how polygenic inheritance would affect the children's heights.

💡 Hint: Consider how many different height-related alleles the parents might contribute.

Question 2

Create a Punnett square for the inheritance of skin color considering three polygenic traits. Assume genes A, B, and C all contribute equally.

💡 Hint: Think about combinations where two parents with intermediate skin colors contribute.

Challenge and get performance evaluation