Intellectual Olympiad in Ecology - 2026 ongoing

Subject: Ecology
Level: VIII
Category: student
Quiz questions: in English
Example question: A herbivore ingests 3,000 kJ of food energy. It loses 500 kJ in feces, 300 kJ in excretory products, and uses 1,200 kJ in respiration. How much energy is converted into new herbivore biomass? 500 kJ, 1,000 kJ, 1,300 kJ, 1,700 kJ