Practice DNA - 5.2.1 | Chapter 14: Biomolecules | ICSE Class 12 Chemistry
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What are the three components of a nucleotide?

💡 Hint: Think about what makes up DNA and its building blocks.

Question 2

Easy

Name the four nitrogenous bases in DNA.

💡 Hint: Remember the acronym ATGC.

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 nitrogenous bases pair together in DNA?

  • A-T and G-C
  • A-G and T-C
  • A-C and T-G

💡 Hint: Think of the base pairing rules.

Question 2

True or False: The structure of DNA is a triple helix.

  • True
  • False

💡 Hint: Recall the basic structure of DNA.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Describe how mutations in DNA can affect an organism. Provide specific examples.

💡 Hint: Consider genetic disorders and their origins.

Question 2

Explain why DNA's double helical structure is crucial for its functions, particularly in replication.

💡 Hint: Think about the roles of base pairing and complementary strands.

Challenge and get performance evaluation