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 Ecosystems 38 Flashcards |
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What are the two main components of an ecosystem? |
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Biotic (living) and abiotic (non-living) components. |
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Which of the following is a primary consumer? A) Tiger B) Deer C) Grass D) Hawk |
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B) Deer |
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Riddle: I am a large water body where plants and fish coexist, essential for many creatures. What am I? |
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A pond |
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True or False: Abiotic components include living organisms like plants and animals. |
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False. Abiotic components are non-living things like sunlight, air, and water. |
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The process by which green plants make their own food using sunlight is called ______. |
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Photosynthesis |
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What role do decomposers play in an ecosystem? |
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They break down dead plants and animals into nutrients. |
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Which trophic level consists of animals that eat plants? |
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Trophic Level 2 (Herbivores) |
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Fill in the blank: The ______ is a network of interconnected food chains. |
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Food web |
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True or False: Symbiosis can only be beneficial to one organism. |
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False. Symbiosis can be mutualistic, commensalistic, or parasitic. |
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What do we call the relationship where one organism benefits at the expense of another? |
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Parasitism |
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Which of the following is an abiotic component of a forest? A) Trees B) Air C) Deer D) Bacteria |
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B) Air |
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Riddle: I help plants grow and am crucial for photosynthesis, but I am not alive. What am I? |
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Water |
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In a food pyramid, which level has the most biomass? |
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The bottom level (producers like grass). |
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Fill in the blank: The ______ relationship between bees and flowers is an example of mutualism. |
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Pollination |
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What happens to the nutrients from dead organisms in an ecosystem? |
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They are returned to the soil and help new plants grow. |
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True or False: All food chains have the same number of trophic levels. |
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False. The number of trophic levels can vary between 2 to 5. |
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What type of organism is at the top of the food chain? |
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Top carnivores (tertiary consumers). |
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Riddle: I may be small, but I help pollinate flowers while sipping nectar. What am I? |
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A bee |
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Fill in the blank: The relationship where one species benefits and the other is neither helped nor harmed is called ______. |
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Commensalism |
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