Practice Exercises - 3.7 | 3. COAL AND PETROLEUM | CBSE 8 Science
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is carbonization?

💡 Hint: Think about what happens to plants over millions of years.

Question 2

Easy

Name one use of petroleum.

💡 Hint: Consider what fuels your vehicles.

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 process called that converts dead plants into coal?

  • Refining
  • Carbonization
  • Combustion

💡 Hint: It's a slow process involving heat and pressure.

Question 2

True or False: Fossil fuels can be created in the laboratory.

  • True
  • False

💡 Hint: Recall the timeline of their formation.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Given the historical data on fossil fuel consumption, predict the reserves depletion timeline if the current consumption rates double. Provide calculations to support your answer.

💡 Hint: Use the formula: Remaining Reserves / Consumption Rate to estimate.

Question 2

Analyze the environmental impacts of coal versus natural gas and suggest alternative energy sources that could mitigate these effects.

💡 Hint: Focus on the coal combustion versus natural gas combustion comparison.

Challenge and get performance evaluation