How many times does our heart beats a day ?
100000
10000
1000
10
What is rib cage made of ?
Muscles
Bones
Vessels
Nerves
Which is the pumping station in human body?
Lungs
Heart
Windpipe
Blood
Which organ in our body keeps beating all the time ?
Stomach
How are our lungs connected to the nose ?
Through Wind pipe
Through Lungs
Through Heart
Through Nerves
Which system in our body helps us to carry out the process of respiration ?
Circulatory system
Respiratory system
Reproductive system
Muscular system
Which organ helps us to take in air?
Food pipe
Nose
Which of the following are found in millions inside our lungs?
Air sacs
Pulses
What is the whole process of breathing called ?
Exhalation
Circulation
Germination
Respiration
Which system in human body consist of the nose , wind pipe and the lungs ?