Practice Ecosystem Dynamics - 5.4 | Chapter 5: Ecology and Welfare | ICSE Class 12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Define a food chain.

💡 Hint: Think about how energy flows from one organism to another.

Question 2

Easy

What is a producer?

💡 Hint: Consider who makes food in an ecosystem.

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 sequence of consumption in a food chain starting from the producer?

  • Producers → Secondary Consumers → Primary Consumers
  • Producers → Primary Consumers → Secondary Consumers
  • Primary Consumers → Producers

💡 Hint: Remember the order in which energy is transferred.

Question 2

True or False: Decomposers are classified as primary consumers.

  • True
  • False

💡 Hint: Think about what role decomposers play in the ecosystem.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Explain how the loss of decomposers in an ecosystem would affect the nutrient cycle and the organism population.

💡 Hint: Think about the roles of decomposers in recycling nutrients!

Question 2

Develop an argument on how changes in human activities can improve or disrupt trophic levels in a given ecosystem.

💡 Hint: Consider both negative and positive impacts of human actions.

Challenge and get performance evaluation