1. What is the primary function of photosynthesis in ecosystems?
2. What is the approximate efficiency of energy transfer between trophic levels in an ecosystem?
3. In a food web, approximately what percentage of energy is transferred from one trophic level to the next?
Nitrogen cycle — key step?
Nitrogen fixation by bacteria
Ecosystem components?
Biotic and abiotic interacting components.
Food web — structure?
Interconnected feeding relationships
Photosynthesis — role?
Converts solar energy to chemical energy.
Photosynthesis — process?
Converts light energy to chemical energy
Food chains vs food webs?
Linear vs complex feeding relationships.
The revision sheet covers the essential concepts of Ecosystem Biology and Sustainability. It is organized by topic to facilitate learning and memorization, with key definitions, explanations and summaries.
Read the full sheet →The quiz contains 10 multiple-choice questions with detailed corrections and explanations for each answer. Ideal for testing your knowledge and identifying gaps.
Take the quiz (10 questions) →Revizly offers 10 interactive flashcards on Ecosystem Biology and Sustainability. Each card presents a question on the front and the answer on the back, enabling active and effective revision based on spaced repetition.
See all 10 flashcards →Import your PDF or paste your course, AI generates sheets, quizzes and flashcards in 30 seconds.