Neco 2018 Biology Question 41

Practice objective / multiple choice question 41 from the 2018 Neco Biology examination.

Neco 2018 Biology Objective / Multiple Choice Hard Difficulty
Question 41 NECO • 2018 • BIOLOGY • objective

A researcher samples algae in a rectangular pond using 5 quadrats each of area \(0.25\ \text{m}^2\). The dry weight of algae (in grams) recorded from the quadrats are 12, 15, 9, 13 and 11. Estimate the average algal biomass per square metre, then assuming that 10\% of the algal biomass is consumed by zooplankton and 20\% of the zooplankton biomass is transferred to small fish, calculate the total biomass of small fish (in kilograms) that can be supported in the whole pond of area 2\ \text{ha}.

Answer Options

A. 16.8 kg
Correct Answer B. 19.2 kg
C. 21.6 kg
D. 18.4 kg
Correct Answer
B
Correct Option:
19.2 kg

About This Question

This is Neco 2018 Biology Question 41. It is one of the objective questions from the 2018 Neco Biology examination.

Difficulty level: Hard .

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