The largest gland in our body.

• Liver

• Heart

• Lungs

Name the bone structure which protects brain.

• Ribcage

• Skull

• Diaphragm

Air reaches lungs through this organ

• Nose

• Diaphragm

• Windpipe

Which of these organs is not part of respiratory system?

• Nose

• Stomach

• Lungs

Number of bones that form human skeleton system.

• 206

• 300

• 306

Which of the following action causes air pollution

• Smoke released due to burning of crackers.

• Farming

• Cycling

Name the digestive juice produced by Liver.

• Glycogen

• Saliva

• Bile Juice

The organs which we do not see are __________________

• External Organs

• Sense Organs

• Internal Organs

Identify this process.

• Inhalation

• Exhalation

• Circulation

Identify this organ system.

• Digestive System

• Circulatory System

• Respiratory System