Question detail
What role do layers of dead cells around stems play in plant defence?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Plant disease (biology only)
Question
- A. They provide nutrients to the plant
- B. They protect against physical damage
- C. They help in photosynthesis
- D. They attract beneficial insects
Answer
The correct option is They protect against physical damage because it matches the approved biology in Plant defence responses within Plant disease (biology only).
Explanation
The correct option is They protect against physical damage because it stays accurate for Plant defence responses in Plant disease (biology only). It matches the approved learning objective about describe physical plant defence responses and avoids the oversimplified distractors.
Common mistake
Misunderstanding Physical Defences
Students often confuse physical plant defence responses with chemical responses, failing to identify examples such as thorns or waxy cuticles.
Focus on specific examples of physical defences, such as the structure and function of thorns, waxy cuticles, and layers of dead cells, to clearly distinguish them from chemical responses.
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