The diagram shows a food web. Which organisms occupy the same trophic level?
Correct answer: E. 1 and 2
- A. 3 and 2
- B. 4 and 1
- C. 5 and 2
- D. 5 and 4
- E. 1 and 2
Explanation
Trophic level is determined by the place the organism occupies after the producer trophic level. Thus, 1 and 2 are both at the same trophic level. Being just at the next position after producer. All other options are incorrect.
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Ecosystems include biotic and abiotic components, food chains and webs, energy flow, nutrient cycles, populations and ecological relationships. Pollution and conservation cover air, water, soil and noise pollution, their effects on organisms, biodiversity loss, protected areas, sustainable resource use and methods for reducing environmental damage.
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