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Ecosystems

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Question 6

The rate at which plants produce biomass is known as primary productivity.

Which of the following is a suitable unit with which to measure the primary productivity of a terrestrial grassland ecosystem?

A

kg year−1 m−3\text{kg year}^{-1}\text{ m}^{-3}kg year−1 m−3

B

kg year−1 m−2\text{kg year}^{-1}\text{ m}^{-2}kg year−1 m−2

C

kg year m−2\text{kg year m}^{-2}kg year m−2

D

m2 kg−1 year−1\text{m}^2\text{ kg}^{-1}\text{ year}^{-1}m2 kg−1 year−1

Markscheme

Ecosystems Questions

  1. A Level
  2. /Biology
  3. /Ecosystems

37 exam-style questions on OCR A A Level Biology Ecosystems. Each one has a worked solution and a mark scheme showing where the marks go.

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