🔬 KSSR · Tahun 6 · Age 12

Respiration in Humans and Animals

69 exam-format practice questions · Science, Tahun 6 · Free to start

Lesson overview

Respiration in Humans and Animals is a core Science topic in the Malaysian KSSR syllabus for Tahun 6 (age 12). Students are expected to understand the key concepts, apply them to exam-format questions, and explain their reasoning clearly. This page gives you 69 practice questions written to the exact KSSR DSKP scope — try the samples below, then create a free account (no card needed) to practise the full set with instant marking and step-by-step coaching.

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Q1. What is the main function of the alveoli in the human respiratory system?

A.To filter dust from the air

B.To exchange oxygen and carbon dioxide

C.To warm up the incoming air

D.To produce mucus to trap bacteria

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Q2. Which animal breathes through spiracles and tracheal tubes?

A.Fish

B.Frog

C.Grasshopper

D.Whale

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Q3. Which of the following is the correct sequence of air passage during inhalation in humans?

A.Nose → Trachea → Bronchus → Lung

B.Nose → Bronchus → Trachea → Lung

C.Lung → Bronchus → Trachea → Nose

D.Trachea → Nose → Lung → Bronchus

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