Practice Defense Against Disease - 3.2 | Theme C: Interaction and Interdependence | IB Grade-12 Biology
K12 Students

Academics

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

Academics
Professionals

Professional Courses

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

Professional Courses
Games

Interactive Games

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

games

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary role of skin in the immune system?

πŸ’‘ Hint: Think about what stops germs from entering the body.

Question 2

Easy

What type of cells are responsible for producing antibodies?

πŸ’‘ Hint: What do we call the immune cells that attack specific invaders?

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

What type of immunity provides immediate defense against pathogens?

  • Innate Immunity
  • Adaptive Immunity
  • Both

πŸ’‘ Hint: Consider which response is instant versus delayed.

Question 2

True or False: Vaccines provide antibodies immediately upon injection.

  • True
  • False

πŸ’‘ Hint: Think about how memory works.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Compare and contrast the roles of B cells and T cells in the context of an infectious disease outbreak.

πŸ’‘ Hint: Think about what happens during an infection and how both cell types respond.

Question 2

Design a public health campaign that emphasizes the importance of vaccinations, including how immunization affects individual and herd immunity.

πŸ’‘ Hint: Focus on the community benefits in your campaign design.

Challenge and get performance evaluation