Practice Energy Flow & Food Chains - 3 | Chapter 3 : Ecosystems | ICSE Class 8 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is a producer?

πŸ’‘ Hint: Think of plants!

Question 2

Easy

What does the 10% Rule state?

πŸ’‘ Hint: Remember the energy drop!

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 is the primary function of producers in a food chain?

  • To consume other organisms
  • To produce energy through photosynthesis
  • To decompose dead matter

πŸ’‘ Hint: Think about who makes their own food.

Question 2

True or False: Energy decreases by 50% at each trophic level.

  • True
  • False

πŸ’‘ Hint: Consider the 10% Rule.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Design a food web including at least three organisms from different trophic levels and explain their interactions.

πŸ’‘ Hint: Show who eats whom and use arrows for flow direction.

Question 2

Analyze what might happen to a food web if a top predator is removed from the ecosystem.

πŸ’‘ Hint: Think about balance in ecosystems!

Challenge and get performance evaluation