Test Your Ecological Knowledge Take this quiz to test your understanding of ecological concepts and processes. remus2009 published on October 22, 2023 Stacked 1/11 What is the primary source of energy for most ecosystems? Sunlight Soil Water Air 2/11 Which of the following is an example of a decomposer? Fungi Grasshoppers Birds Fish 3/11 What is the process of converting atmospheric nitrogen into a usable form called? Nitrogen fixation Photosynthesis Respiration Transpiration 4/11 Which of the following is an example of a mutualistic relationship? Bee pollinating a flower Lion hunting a gazelle Bird preying on insects Fish feeding on algae 5/11 What term describes the variety of organisms living in a particular area? Biodiversity Inheritance Adaptation Population 6/11 Which biome is characterized by extremely low temperatures, permafrost, and little vegetation? Tundra Desert Rainforest Grassland 7/11 What is the process by which plants release water vapor through their leaves called? Transpiration Pollination Fertilization Germination 8/11 Which of the following is a nonrenewable resource? Coal Solar power Wind energy Hydroelectric power 9/11 What is the process of converting sunlight into chemical energy called? Photosynthesis Respiration Evaporation Decomposition 10/11 Which of the following best describes an invasive species? An introduced species that spreads and outcompetes native species A species that is endangered and at risk of extinction A species that is restricted to a specific area A species that is beneficial to its ecosystem 11/11 What is the term for the process of gradual changes in species composition in an ecosystem over time? Succession Evolution Adaptation Mutation