Neco Model Questions Vol1 2022 Agricultural Science Question 4

Practice objective / multiple choice question 4 from the 2022 Neco Model Questions Vol1 Agricultural Science examination.

Neco Model Questions Vol1 2022 Agricultural Science Objective / Multiple Choice Hard Difficulty
Question 4 NECO_MODEL_QUESTIONS_VOL1 • 2022 • AGRICULTURAL_SCIENCE • objective

A teak plantation covers 50 ha and is 10 years old. The mean standing volume is 80 m³ ha⁻¹ and the annual volume increment is 5 % of the current standing volume. The manager wishes to harvest a portion each year while keeping the stand sustainable (i.e., after harvest and subsequent growth the total standing volume remains unchanged).\n(i) Determine the maximum total volume (in m³) that can be harvested annually from the whole plantation.\n(ii) If 1 m³ of teak wood contains 0.9 t of carbon, calculate the amount of carbon sequestered each year by the sustainable harvest.

Answer Options

A. Maximum sustainable harvest ≈ 190.5 m³ yr⁻¹; carbon sequestered ≈ 180 t yr⁻¹
B. Maximum sustainable harvest ≈ 200 m³ yr⁻¹; carbon sequestered ≈ 180 t yr⁻¹
C. Maximum sustainable harvest ≈ 150 m³ yr⁻¹; carbon sequestered ≈ 135 t yr⁻¹
Correct Answer D. Maximum sustainable harvest ≈ 190.5 m³ yr⁻¹; carbon sequestered ≈ 171.4 t yr⁻¹
Correct Answer
D
Correct Option:
Maximum sustainable harvest ≈ 190.5 m³ yr⁻¹; carbon sequestered ≈ 171.4 t yr⁻¹

About This Question

This is Neco Model Questions Vol1 2022 Agricultural Science Question 4. It is one of the objective questions from the 2022 Neco Model Questions Vol1 Agricultural Science examination.

Difficulty level: Hard .

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