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9.1 Ecosystems and interdependence

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Question 32
F

A gridded quadrat contains 100 equal squares. Moss completely covers 36 squares and none of the remaining squares.

What is the percentage cover of moss?

[1]
A

18%18\%18%

B

36%36\%36%

C

64%64\%64%

D

72%72\%72%

Markscheme

9.1 Ecosystems and interdependence Questions

  1. GCSE
  2. /Biology
  3. /9.1 Ecosystems and interdependence

82 exam-style questions on Edexcel GCSE Biology 9.1 Ecosystems and interdependence, covering 9.1.1 Levels of organisation in ecosystems, 9.1.2 Abiotic and biotic factors, 9.1.3 Importance of interdependence, 9.1.4 Parasitism and mutualism, and 9.1.5 Determining number of organisms in an area. Each one has a worked solution and a mark scheme showing where the marks go.

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