Chapter 2.1, 2.2 Science Form 3

NUMBER 1 is

• Lungs

• Pharynx

• Mouth

• Alveoli

NUMBER 2 is

• Pharynx

• Bronchi 

• Alveoli

• Lungs

NUMBER 6 is

• Lungs

• Trachea

• Mouth

• Alveoli

NUMBER 3 is

• Pharynx

• Trachea

• Bronchi

• Alveoli

Which are the main organs in the respiratory system?

• Heart

• Stomach

• Lungs

• Nose

What is the function of the respiratory system?

• Take in oxygen only

• Remove carbon dioxide only

• Take in oxygen and remove carbon dioxide

• Make sugar

What is the tube called that is also known as your wind pipe?

• Oesophagus

• Bronchi

• Trachea

• Alveoli

How is carbon dioxide released from the body? 

• When we exhale
• When we urinate
• When we sweat
• When we inhale

Which of these organs is not a part of the respiratory system?

• Trachea

• Lungs

• Heart

• Pharynx

Which organ system includes the trachea, bronchi, lungs, and alveoli?

• Digestive system
• Circulatory system
• Respiratory system
• Endocrine system