Breathe in Breathe out grade 5

Which of the following is not a part of respiratory system?

• Nose

• Windpipe

• Lungs

• Intestine

What is protected by the Rib cage?

• Nose

• Lungs

• Windpipe

• Mouth

Mark any one organ that helps in respiration.

• Nose

• Skin

• Leg

• Hand

While breathing out we give out oxygen.

• True

• False

• Maybe

• Sometimes

1. Oxygen moves from the lungs into the blood stream through _________________.

• Trachea

• Bronchi

• Bronchioles

• Alveoli

Which part of the respiratory tract carries air in and out of our lungs?

• Bronchi

• Bronchioles

• Alveoli

• Trachea

What is another name for voice box?

• Lungs

• Larynx

• Trachea

• Oesophagus

During heavy exercises, breathing rate of a person ____________.

• Increases

• Decreases

• Remains same

• None of the above

When we breathe in, the chest cavity-

• Expands

• Contracts

• Does not change

What do traffic police man wear to protect themselves from pollution?

• Pollution gas mask

• Cap

• Helmet

• Scarf