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42 Cards in this Set
- Front
- Back
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What are the 4 main processes involved in the water cycle? |
Precipitation, evaporation, transparation, condensation |
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If a lynx and hare were part of a food Web, how would an increase in the hare population affect the lynx population? |
The lynx population would increase |
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Define a producer |
Use the sun's energy to make their own food |
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What types of organisms are producers |
Plants/algae |
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Give an example of a predator and it's prey |
Lion, zebra |
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Give an example of a parasite and host relationship |
Tapeworm & dog Tick & human |
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What type of relationship is it when both deer and rabbits like to eat acorns? |
Competition |
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Give an example of a decomposer |
Worm |
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Define a decomposer |
Breaks down dead material and releases nutrients |
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What happens to solar energy as it enters plants |
It's used for photosynthesis |
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What percent of the energy an organism contains is passed on from one tropic level to the next? |
10% |
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What's the lowest to highest tropic level order? |
Sunlight, producer, primary consumer, secondary consumer, tertiary consumer, quaternary consumer |
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At what tropic level do you find herbivores? |
2nd |
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Which tropic levels contain carnivores |
3 and up |
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What changes in a food Web would occur if one or more organisms were removed |
Those on higher tropic levels would suffer |
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What is the original source of energy for all living things |
Sun |
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What organisms make food for consumers |
Producers |
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Describe how the carbon cycle processes carbon |
Plants take in carbon, which is released in cellular respiration |
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Describe how the nitrogen cycle processes atmospheric nitrogen |
Nitrogen fixation converts N2 gas to ammonia> nitrification converts ammonia to nitrates> dentrification converts nitrates to N2 gas |
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Where on earth is the area of highest net primary productivity |
Rainforest/ estuary |
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What is the difference between a food chain and a food Web |
A single pathway / many chains put together |
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How does the taiga differ from the tundra |
Trees, taiga is warmer |
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What are some distinguishing characteristics of a temperate deciduous forests |
Tree lose their leaves, evenly spaced rain, pronounced seasons |
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Name some ways desert organisms have to conserve water |
Waxy coating, expandable bodies |
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How does the phobic zone of the ocean differ from the aphotic zone |
Receives sun, more life because of photosynthesis |
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Which ocean zone is considered the most productive ocean zone |
Neritic |
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What is an omnivore |
Eats plants and animals |
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What unusual conditions must the animals of the savanna deal with |
Rain / drought |
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What process converts ammonia into nitrates |
Nitrification |
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What type of organisms derive nutrients from dead or decaying organisms |
Decomposers |
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Where is the neritic ocean zone located |
Over the continental shelf |
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What process converts nitrates into nitrogen gas |
Dentrification |
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Give some distinguishing characteristics of a temperate grassland |
Rich soil, grazing mammals, not enough rain to support trees |
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Define a carnivore |
Eats only other animals |
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What zone is the deep water of the open ocean |
Oceanic |
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Give some characteristics of the savanna |
Wet/dry seasons, many predators, lots of wildlife |
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Define a biochemical cycle |
Method of recycling substances/nutrients between biotic and abiotic components |
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What is an estuary |
Where ocean water and fresh water mix |
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What is a trophic level |
The stage in a food chain |
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What determines an organisms trophic level |
What something eats |
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What process converts carbon from an abiotic form to a biotic form |
Carbon cycle (photosynthesis) |
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How is an oligotrophic lake different from a eutrophic lake |
Olig- clean and Sandy Eutro- murky with lots of vegetation |
