10 minutes maximum! (can you do it in 5?) |
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Q 1+2: The photograph shows some organisms living in a freshwater pond. |
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1. What are many plants of the same species called?
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2. What is the correct match for each ecological term?
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3-6. A food chain in the pond shown above could be ... pond weed → small fish → frog → heron (small bird) |
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3. Which organism is a producer?
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4. Which organisms are carnivores?
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5. Energy for the food chain comes from what source?
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6. How is energy lost from the food chain?
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7+8: A student is studying a type of snail on the sea shore:
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7. Name the apparatus used to measure the size of the population of snails.
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8. The student found 20 snails in the sampling area.
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How many snails would there be in 1 m2?
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9-10. The diagram shows a food web of organisms found on a rocky shore: |
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9. Which organisms occupy the 2nd trophic level?
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10. If all the top shells were collected for human food, which of the following would occur?
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