Practice Energy Flow in Ecosystems - 3.2 | 3. How Ecosystems Work | ICSE Class 9 Environmental Science
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is the primary source of energy for ecosystems?

πŸ’‘ Hint: Think about what provides light and warmth to the Earth.

Question 2

Easy

Name a producer in an ecosystem.

πŸ’‘ Hint: These organisms can conduct photosynthesis.

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 source of energy for ecosystems?

  • The moon
  • The sun
  • Electricity

πŸ’‘ Hint: It's what plants need for energy.

Question 2

True or False: Decomposers break down live organisms.

  • True
  • False

πŸ’‘ Hint: Think about their role in the ecosystem.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

If an ecosystem has 1,000 units of energy in plants, how much energy is available to primary consumers based on the 10% Law?

πŸ’‘ Hint: Apply the 10% rule to the total energy.

Question 2

Construct a comprehensive food web that includes at least three producers, three consumers of different levels, and two decomposers in a given ecosystem.

πŸ’‘ Hint: Start with producers and branch out to consumers effectively.

Challenge and get performance evaluation