Question detail

Why is cellulose classed as a polymer?

Try the question, check the answer, then read the explanation to understand the curriculum point.

At a glance

MCQ

Type

practice

Style

Topic

Biological molecules official content

Question

  1. A. It contains many glucose monomers joined in long chains.
  2. B. It is a single amino acid used to build protein.
  3. C. It is a lipid made from glycerol and fatty acids.
  4. D. It is the Benedict test colour change.

Answer

Correct answer: It contains many glucose monomers joined in long chains.. MCQ route 7: this exact option matches Define polymers as molecules made from many monomers joined together. and should be chosen over distractors that change the mechanism, context or biological consequence.

Explanation

Reasoning route 7: The deciding biological point is Define polymers as molecules made from many monomers joined together.. In Biological molecules official content, that means using monomer, polymer accurately and explaining the mechanism before the outcome. The correct option is "It contains many glucose monomers joined in long chains.", so the explanation must explicitly support that wording. The question wording is "Why is cellulose classed as a polymer?". For exam-style wording, develop the link between structure, function and consequence rather than stopping after a definition. If practical wording appears, address method, independent variable, dependent variable, control variables, risk, precision, accuracy and uncertainty; evaluate limitations, reliability, validity, anomalies and the conclusion. For aseptic or microbial work, include contamination control, sterile technique, disinfectant use or inhibition-zone evidence.

Common mistake

Monomers and polymers common mistake 1

Giving a vague answer instead of directly addressing: Define polymers as molecules made from many monomers joined together..

Answer by clearly explaining how to define polymers as molecules made from many monomers joined together..

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polymers as molecules made from many monomers… MCQ 2 | AQA A-Level… | ExamCompanion