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Cambridge IGCSE Biology practice

Paper 3 structured question: Physical digestion

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Physical digestion

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Paper 3Theory (Core)3 marks

Human teeth types and their functions.

Description

Types of Human Teeth

Humans have four types of teeth: incisors, canines, premolars, and molars. Each type has a specific shape and function related to eating.

  1. a

    Identify the pointed teeth used for tearing food.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    State the role of premolars in the mouth.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Physical digestion

Paper 3Theory (Core)3 marks

Diagram Description

Diagram of Human Teeth

A diagram shows the side view of the human jaw with four types of teeth labeled: incisors at the front, followed by canines, then premolars, and molars at the back.

Teeth TypePosition in Mouth
IncisorsFront
CaninesNext to incisors
PremolarsBehind canines
MolarsAt the back
  1. a

    Identify the type of teeth located at the front of the mouth.

    Aim for approximately 1 distinct marking point.

    [1]
  2. b

    State the function of molars.

    Aim for approximately 2 distinct marking points.

    [2]