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Learning objective

Recognize and label the following components in diagrams and images of a dicot leaf: chloroplasts, cuticle, guard cells, stomata, upper and lower epidermis, palisade mesophyll, spongy mesophyll, air spaces, vascular bundles, xylem, and phloem.

Read the explanation, check the common trap, then practise with flashcards and questions.

Exam focus

  • Read the explanation.
  • Check key terms.
  • Practise with linked questions.
Cambridge IGCSE Combined SciencePlant nutritionCore content

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Quick explanation

Recognize and label the following components in diagrams and images of a dicot leaf: chloroplasts, cuticle, guard cells, stomata, upper and lower epidermis, palisade mesophyll, spongy mesophyll, air spaces, vascular bundles, xylem, and phloem

  • This point belongs to Leaf structure, especially Leaf structure outcomes.
  • You need to be able to recognize and label the following components in diagrams and images of a dicot leaf: chloroplasts, cuticle, guard cells, stomata, upper and lower epidermis, palisade mesophyll, spongy mesophyll, air spaces, vascular bundles, xylem, and phloem.
  • The key ideas to know are Identify, Describe, and Show.
  • Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

IdentifyDescribeShow

Why it matters

This objective helps connect Leaf structure outcomes to exam-style questions, flashcards, and revision notes for Leaf structure.

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Paper 3 structured question: Leaf structure

Paper 3Theory (Core)3 marks

Description

Components of a Dicot Leaf

A dicot leaf contains various components including chloroplasts, cuticle, guard cells, stomata, upper and lower epidermis, palisade mesophyll, spongy mesophyll, air spaces, vascular bundles, xylem, and phloem.

  1. a

    Identify List three components of a dicot leaf and state their functions.

    Aim for approximately 3 distinct marking points.

    [3]
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