What is the percentage of biomass transferred from grass to zebra when the zebra eats 7000 kilograms of grass?
Efficiency of Biomass Transfer in Trophic Levels
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Biology
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University
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Hard
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The video discusses the efficiency of biomass transfer between trophic levels, using a zebra and lion example. It explains why biomass transfer is less than 100% due to factors like incomplete ingestion, energy use in respiration, and waste excretion. Calculations show 11% efficiency from grass to zebra and 13% from zebra to lion. The video concludes with a summary of these factors.
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the role of respiration in the efficiency of biomass transfer for both zebra and lion.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
How is the efficiency of biomass transfer calculated from zebra to lion?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain why the efficiency of biomass transfer from zebra to lion is less than 100%.
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5.
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3 mins • 1 pt
What factors contribute to the low efficiency of biomass transfer in the food chain?
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