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Cambridge IGCSE Combined Science practice

Paper 3 structured question: Sexual reproduction in plants

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3

Paper

3

Marks

Topic

Sexual reproduction in plants

Exam-style question

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Paper 3Theory (Core)3 marks

Understanding the structure of flowers is important for studying plant reproduction.

Description

Flower Structure

Insect-pollinated flowers have several components including sepals, petals, stamens, carpels, and ovules.

  1. a

    Identify the main components of an insect-pollinated flower.

    Aim for approximately 3 distinct marking points.

    [3]

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Paper 3 structured question: Sexual reproduction in plants

Paper 3Theory (Core)2 marks

Description

Components of an Insect-Pollinated Flower

An insect-pollinated flower consists of various parts including sepals, petals, stamens, carpels, and others. Each part plays a specific role in the process of pollination and reproduction.

  1. a

    Describe the role of petals in attracting pollinators.

    Aim for approximately 2 distinct marking points.

    [2]