Term
| Why does atmosperic carbion dioxide increase as a result of deforestation? |
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Definition
| There are fewer trees to absorb it. |
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Term
| Which heterotroph represents a first-level consumer? |
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Definition
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Term
Which process recycles carbon back into the atmosphere? |
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Definition
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Term
| Which biological process absorbs carbon dioxide, water and sunlight from the atmosphere and males it usable by living organisms? |
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Definition
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Term
| Animals require a constant source of carbon compounds for the proper functioning of body processes. In which way are animals able to obtain usable atmospheric carbon? |
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Definition
| Through digestion of plants that carry out photosynthesis |
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Term
| Which process of the water cycle accounts for water vapor that forms from water found in plants and soils? |
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Definition
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Term
| Which chemical cycle involves transpiration, evaporation, and precipitation? |
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Definition
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Term
| Which best represents geochemical processes in the carbon cycle? |
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Definition
| Erosion, Volcanic Activity |
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Term
| Which statement best represents the relationship between a producer and a consumer? |
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Definition
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Term
| During transpiration, the stomata releases which molecule into the atmosphere? |
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Definition
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Term
| Which process describes how water is returned to the Earth through the atmosphere? |
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Definition
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Term
| Which best decribes the amount of carbon in the carbon cycle? |
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Definition
| As the output equals the actual amount absorbed, it remains constant |
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Term
| Which process requires water to start? |
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Definition
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Term
| What is the source of energy behind the carbon cycle? |
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Definition
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Term
| An Acacia tree provides food and shelter to ants, which then keep herbivores away from the tree. Which is best represented by this relationship? |
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Definition
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Term
| What do mutualistic interactions between different organisms involve? |
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Definition
| Benefits for both organisms |
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Term
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Definition
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Term
A bird eats the ticks on the coat of an impala. What kind of relationship is this?
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Definition
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Term
| Based on the graph, what keeps the lynx population from experiencing constant growth? |
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Definition
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Term
| Based on the graph, predict the outcome of adding a new predator to the ecosystem. |
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Definition
| Decrease of hare and lynx population. |
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Term
| Which is a prey adaptation for survival against a predator? |
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Definition
| Harmless species looking like a dangerous one |
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Term
| Which would most likely occur if the global totals of the products of respiration exceeded the global totals of the products of photosynthesis? |
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Definition
| The total amount of carbon would increase |
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Term
| What is one way heterotrophs can obtain nitrogen form their environment? |
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Definition
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Term
| Which organism belongs to the trophic level with the least amount of energy available for sustaining and maintaining life? |
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Definition
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Term
| In which level is most of the available energy located within an energy pyramid? |
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Definition
| The producer level has the largest amount of available energy because it stores energy from the sun and supports all other trophic levels. |
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Term
| Water vapor is often polluted with sulfer above coal burning factories. What is the primary impact of this polluted water vapor on an ecosystem |
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Definition
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Term
| Which statement about the carbon cycle is true? |
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Definition
| Carbon dioxide is released to the atmosphere by cellular respiration |
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Term
| Which of these indicators represents an aquatic environment that has an adequate supply of oxygen? |
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Definition
| There is an abundance of green aquatic plants and deep feeding fish. |
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Term
| An energy pyramid shows the loss of energy at each trophic level. Which explains why energy is not really lost? |
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Definition
| Some energy is converted into waste and heat energy |
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Term
| Ecologists estimate that only 10% of the energy at a trophic level is available to the next trophic level. Which best explains why this occurs? |
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Definition
| Organisms use this energy for their own life processes. |
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Term
Which process in the water cycle best explains the oceans being huge "carbon sinks," or areas that absorb and store carbon dioxide from the atmosphere
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Definition
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Term
| Which method of oxygen production is the most important for infusing oxygen into aquatic environments? |
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Definition
| Photosynthesis of aquatic plants and phytoplankton |
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Term
| Which is least likely to cause oxygen depletion in aquatic environments? |
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Definition
| A constant flow of water moving through layers of temperature |
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