Review Sheet – Energy Flow in an Ecosystem
The purpose of this exam is to measure how well you understand Ecology. To have the best chance of passing, your knowledge of the subject must be extensive and well organized in your long-term memory.
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You will be responsible for understanding and knowing the following topics:
1. Recognize that radiant energy from the Sun is transformed into chemical energy through the process of photosynthesis
5. Describe how biodiversity contributes to the sustainability of an ecosystem
The purpose of this exam is to measure how well you understand Ecology. To have the best chance of passing, your knowledge of the subject must be extensive and well organized in your long-term memory.
`
You will be responsible for understanding and knowing the following topics:
1. Recognize that radiant energy from the Sun is transformed into chemical energy through the process of photosynthesis
- Define photosynthesis
- Identify the energy transformation occurring during this process: radiant to chemical energy
- Analyze an image of photosynthesis
- Identify and describe the flow of nutrients in each biogeochemical cycle.
- Explain the impact that humans have on the biogeochemical cycles.
- What happens to energy in an ecosystem?
- What happens to matter in an ecosystem?
- Nitrogen, Water and Carbon Cycle
- define the components of a food chain: producer, consumer, decomposer, autotrophic, arrows
- compare food chains and food webs
- define food chain, food web and energy pyramid
- analyze a diagram of food chain, food web and energy pyramid for the flow of energy
- know characteristics of each biome: temperature, animals, plants, location, precipitation
5. Describe how biodiversity contributes to the sustainability of an ecosystem
- describe the factors that affect biodiversity
- explain the importance of biodiversity in an ecosystem
- describe why a variety of traits is important to sustaining an ecosystem