QUIZ SCIENCE GRADE 5 - Respiratory System

What gas do plants take in that animal/humans breathe out?

• carbon dioxide

• oxygen

• nitrogen

• phosphorus

The lung is in letter ....

• a

• b

• c

• d

• e

This area warms, moisturizes, and filters air before going to the lungs. What is it?

• nasal cavity

• nose

• mouth

• trachea

What does the respiratory system release?

• oxygen

• glucose

• carbon dioxide

• ATP

What connects the larynx to the lungs?

• trachea

• pharynx

• nasal cavity

• diaphragm

Which is known as the voice box?

• pharynx

• larynx

• trachea

• bronchi

The other name for trachea is ....

• food pipe

• wind pipe

• lung

• heart

Which is not a job of the nose?

• warm air

• moisten air

• traps particles like dust and bacteria

• bring in carbon dioxide

If you cannot speak, where might the problem be?

• larynx

• lungs

• trachea

• pharnyx

What do humans need to breathe in from the air?

• oxygen

• nitrogen

• carbon dioxide

• ammonia