Digestive system
Respiratory system
Nervous & Excretory system
Skeletal system
Circulatory System
100

Digestion begins in our

Mouth

100


 The main entry of air into our body

Nostrils

100

Why is brain called the central nervous system?

Because it controls all the other vital organs

100

The important mineral required for a healthy bone is 

Calcium

100

How many chambers does our human heart have?

4 chambers

200

Name the tube that sends the food down to your stomach.

Oesophagus

200

The lungs are protected by

Rib cage

200

What are the major parts of the brain?

Cerebrum, Cerebellum and brain stem

200

Mention any 2 important functions of the skeletal system.

Gives shape, Protects inner organs

200

How many times does the heart beat per minute?

72

300

How the food is broken down into tiny particles in your stomach?

With the help of GASTRIC JUICE 

300

Windpipe is also called as

Trachea

300

In which layer of the skin is sweat glands present?

Dermis

300

The longest / biggest bone in our skeletal system

Thigh bone

300

The blood vessel that carries deoxygenated blood to the heart

Veins

400

What role does liver play in digestion?

Breaking of fat or BILE JUICE

400

The air passage into the lungs at the end of windpipe 

Bronchi

400

Which part of the brain helps in balancing your body?

Cerebellum

400

The type of joint in our shoulders 

Ball and Socket joint

400

The main blood vessel that carries oxygenated blood from heart to all parts of the body

Aorta

500

What happens to food in the small intestine?

NUTRIENTS are absorbed 

500

Exchange of gases takes place in

Alveoli

500

The filtering units in the kidney

Nephrons

500

The back- bone is otherwise called as

Vertebrae / Vertebrates

500

The deoxygenated blood from heart is taken to the lungs by the ------------

Pulmonary artery