Matter and Energy in Ecosystems Crossword Puzzle

QUESTIONS LIST:

• photosynthesis : a series of chemical reactions that convert light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen
• ecosystem : all the living things and nonliving things in a given area
• cellular respiration : a series of chemical reactions that convert the energy in food molecules into a usable form of energy called atp
• glycolysis : a process by which glucose, a sugar, is broken down into smaller molecules
• producer : an organism that uses an outside energy source, such as the sun, and produces its own food
• consumer : an organism that cannot make its own food and gets energy by eating other organisms
• detritivore : and organism that consumes the bodies of dead organisms and wastes produced by living organisms
• food chain : a model that shows how energy flows in an ecosystem through feeding relationships
• food web : a model of energy transfer that can show how the food chains in a community are interconnected
• energy pyramid : a model that shows the amount of energy available in each link of a food chain
• evaporation : the process of a liquid changing to a gas at the surface of the liquid
• condensation : the process by which a gas changes to a liquid
• precipitation : water, in a liquid or solid form, that falls from the atmosphere