Practice Chapter 2: The Sound Machine – Roald Dahl - 3 | Introduction to the Book – Echoes: A Collection of ISC Short Stories | ICSE Class 12 English Language & Literature
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is Klausner's primary invention?

💡 Hint: Think about what he is trying to listen to.

Question 2

Easy

What does Klausner hear when he cuts a rose?

💡 Hint: Recall the unexpected reaction of the rose.

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 does Klausner's machine aim to detect?

  • Inaudible sounds
  • Visible lights
  • Smells

💡 Hint: Think about the purpose of the invention.

Question 2

Is Klausner certain plants can feel pain?

  • True
  • False

💡 Hint: Consider Klausner's conclusions from his discoveries.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Debate the ethics of conducting experiments that could harm living organisms. Should scientists proceed, and what regulations should be in place?

💡 Hint: Think about historical examples of unethical experiments.

Question 2

Create a short narrative imagining what Klausner might discover if he succeeded in proving plants can feel pain. How would society react?

💡 Hint: Consider the broader environmental implications.

Challenge and get performance evaluation