If the food chain efficiency is 10 percent and we add one trophic level, then
A) Production of the top trophic level will decrease 10 percent
B) Primary production will increase 10 percent
C) Production of the top trophic level will decrease by a factor of 10
D) Production of the top trophic level will increase by a factor of 10
Correct Answer:
Verified
Q1: Primary productivity
A) Is always greater than secondary
Q2: Food chain efficiency
A) Is always greater, the
Q4: The largest number of trophic levels
A) Are
Q5: Dissolved oxygen is usually measured chemically by
A)
Q6: In the light-dark bottle method, the dark
Q7: The radiocarbon method
A) Seriously overestimates photosynthesis
B) Gives
Q8: Current satellite-based estimates of primary production
A) Do
Q9: Upwelling
A) Occurs only near the shores of
Q10: Primary production in the sea
A) Is lowest
Q11: In measures of primary production, respiration
A) Is
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