Standard Science Primary 5 Systems

Which organ system is responsible for transporting oxygen and nutrients to all parts of the body?

A Skeletal System
B Circulatory System
C Respiratory System
D Digestive System
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Worked Solution

Step 1: Oxygen enters through the lungs (respiratory). Step 2: The heart pumps blood containing oxygen and nutrients (circulatory). Step 3: The circulatory system is the transport network.

Correct answer: Circulatory System

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