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27 Cards in this Set
- Front
- Back
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1. Name the two types of environments on Earth. |
Aquatic and terrestrial |
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2. What are the two types of environmental factors? |
Living (biotic) and non-living (abiotic) |
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3. What are the three main non-living components of the environment? |
Temperature, rainfall, and soil type. |
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4. What type of terrestrial environment has the greatest number of kinds of living organisms on Earth? |
The tropical rainforest. |
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5. What forms the rainforest's canopy? |
The tree tops grow together forming a "roof". |
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6. In what layer do most animals in the rainforest live? |
Most animals live in the canopy. |
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7. What is the layer below the canopy in the rainforest? |
The understory. |
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8. What's the bottom layer of the rainforest called? |
It's called the forest floor. |
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9. At what latitude are most rain forests found? |
Most rain forests are located at or near the equator. |
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10. Describe the temperature, rainfall, and soil type of the tropical rainforest. |
Rainforest receive from 200 (80 in) to 450 (180 in) centimeters rain, they are hot all year and the soil are very shallow. |
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11. Describe the temperature, rainfall, and soil type of deserts. |
Most deserts are hot in the summer but many are cold during the winter. They receive less than 25 cm (10 in) of rain. Soils tend to be rocky or sandy. |
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12. What are the two classifications of freshwater environments? |
They are standing-water or flowing-water. |
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13. What percent of the Earth's water is in freshwater lakes? |
Less than 1 %. |
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14. What two important micro-organisms are found in open-water zones of lakes? |
Phytoplankton - plant-like organisms. Zooplankton - animal |
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15. What is the world's largest freshwater lake and where is it located? What is the world's deepest freshwater lake and where is it located? |
The largest is Lake Superior in the United States. The deepest is Lake Baikal is in Russia. |
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16. What are the five longest rivers in the world? |
1. Nile in Africa 2. Amazon in South America 3. Yangtze in Asia 4. Mississippi/Missouri in North America 5. Yenisey in Asia |
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17. How are lake and river organisms different? |
River animals need to be good swimmers due to strong currents. |
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18. What is an ecosystem? |
It is a community of organisms interacting with its nonliving environment. |
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19. What is the main source of energy in an ecosystem? |
The sun. |
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20. What are producers? |
Organisms that make their own food. |
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21. What is an important plant in aquatic ecosystems in addition to phytoplankton? |
Algae are important plants. |
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22. What are consumers? |
Consumers are organisms that eat other organisms. |
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23. What are the four types of consumers? |
1. herbivores 2. carnivores 3. omnivores 4. scavengers |
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24. What are decomposers? Give an example. |
Decomposers are organisms that break down dead plant and animal material. Bacteria and fungi are decomposers. |
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25. What important role do decomposers have? |
They return nutrients back into the ecosystem. |
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26. What is a food chain? |
A food chain is the feeding relationships between organisms in an ecosystem. |
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27. What is a food web? |
A food web are all the feeding relationships within an ecosystem. |
