II. Choose the letter of the correct answer. 11. A plant needs water, radiant energy, minerals, oxygen, and carbon dioxide to live. This statement shows that an organism depends on which of the following? A. Abiotic components C. Climate B. Biotic components D. Minerals 12. Which of the following represents an abiotic component of the environment? A. Sprouting mongo seeds C. Grass on mountain slopes B. Dugong nursing its young D. Flowing lava 13. Setting up an aquarium that represents a mini ecosystem has to have which of the following requirements? A. Fish and water only B. Water, sand, soil, and light only C. Populations of fish, snails, and plants only D. Communities of different species of organisms, water, sand, soil, and sunlight