Which of the Following Is True About the Length of Food

question 18

Multiple Choice

Which of the following is true about the length of food chains? 

• A) Food chains can support up to 10 trophic levels.
• B) An ecosystem with a high-enough number of species will feature a limitless length of food chain.
• C) Energy lost as heat at each trophic level limits the length of food chains.
• D) The extinction of a species in a food chain will affect only the species directly preying upon it.
• E) Food chains are shorter in stable habitats.

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