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1.3 Respiration

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Question 20

A plant cell joins glucose molecules to make straight chains that cross-link into strong fibres in its cell wall.

Which molecule forms these fibres?

[1]
A

maltose

B

glycogen

C

starch

D

cellulose

Markscheme

1.3 Respiration Questions

  1. GCSE
  2. /Biology
  3. /1.3 Respiration

113 exam-style questions on OCR GCSE Biology 1.3 Respiration, covering 1.3.1 Cellular respiration supplies ATP, 1.3.2 Aerobic and anaerobic respiration, 1.3.3 Sugars and carbohydrates, 1.3.4 Amino acids and proteins, and 1.3.5 Fatty acids and lipids. Each one has a worked solution and a mark scheme showing where the marks go.

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