Olympiads often include questions about recent environmental disasters or new international climate summits.
Multiple-choice questions, matching tasks, and open-ended questions where you must explain ecological processes. olimpiada po jekologii 9 klass
This is the most effective way to practice. You can find tasks and solutions for the 9th grade on the Moscow Olympiad for Schoolchildren portal. and biogeochemical cycles (carbon
Food chains, energy flow, and biogeochemical cycles (carbon, nitrogen). nitrogen). Global warming
Global warming, pollution, waste management, and international environmental agreements. 3. Study Resources