Human Body Quiz – Do You Know Your Body Well?

by Sankalan Baidya
human body quiz

Before you start playing this human body quiz here, we will like to ask you a simple question.

Do you agree that the human body is the most sophisticated technology on Earth?

Agree or not, yes, it is!

The human body reflects the ultimate level of sophistication that we have failed to understand with absolute clarity to far.

There are many things that we have learned but again, there are gazillions of things that we are yet to learn!

For instance, we do not yet know the extent of the capabilities of the human brain!

Can you ever imagine the extraordinary amounts of evolutionary memory stored in every cell of our body?

Well, that’s the level of complexity and sophistication that comes with human body and even with every living organism on this planet.

Needless to say, we humans always focus on external things. We could have understood the working and the dynamics of the universe much better if we could master our own body first.

Okay, we are going philosophical. That’s totally out of line!

Time to play the quiz now.

But, before you start playing, here are a few articles you might love to read:

Actually, there is more for you to explore. Feel free to do so whenever you want.

So now, the human body quiz! Play on!

What percentage of human body is made of water?

what percentage of water
Correct! Wrong!

The human body contains 70% water.

Which is the smallest bone in our body?

smallest bone
Correct! Wrong!

The Stapes is the smallest bone in the human body and it is found in the ear (middle ear).

Which organs secretes insulin?

Correct! Wrong!

Insulin is also known as the pancreatic endocrine hormone. It is released by the pancreas and it plays an important role in maintaining the blood glucose or blood sugar level.

Can humans live without spleen?

Correct! Wrong!

Yes, it is possible for a human being to live without spleen. However, living without a spleen makes a human being far more susceptible to dangerous infections such as the Haemophilus influenzae, Streptococcus pneumoniae and Neisseria meningitidis. Spleen plays a very vital role in body’s ability to fight harmful bacteria.

Which organ is responsible for pumping the blood?

pumping blood
Correct! Wrong!

The human heart is responsible for pumping blood. In an average lifetime, the human heart pumps one million barrels of blood, which is good enough for filling up 3 super tankers.

Which organ’s secondary function is maintaining balance?

Correct! Wrong!

The ears, apart from helping us to hear, also play a vital role in maintaining balance. The inner ear contains a sensory apparatus known as the vestibular system that helps in maintaining the postural equilibrium.

Stomach, esophagus and large intestine belongs to which of the system of our body?

which system
Correct! Wrong!

The all three belong to the digestive system of our body. There are several other organs which are the part of the digestive system of the body. They include organs like the small intestine, gallbladder, pancreas, liver and anus. The stomach, esophagus, small intestine, large intestine and anus are the hollow organs while the others are solid organs.

How many layers are present in integumentary system?

number of layers
Correct! Wrong!

There are three layers present in the integumentary system. The three layers are the epidermis, dermis and the hypodermis.

Which is the biggest part of our brain?

Correct! Wrong!

Cerebrum is the biggest or the largest part of the human brain. It makes up two-thirds of the total mass of the brain. It is made of two hemispheres. Each hemisphere in turn is made of four lobes – frontal lobe, parietal lobe, temporal lobe and the occipital lobe.

Which organ is called the voice box?

voice box
Correct! Wrong!

The larynx is known as the voice box. It is a tube-shaped organ and it is 2 inches long.

Biggest internal organ of our body?

biggest internal organ
Correct! Wrong!

The biggest or the largest internal organ of the human body is the liver. It has many functions, some of which are aiding in digestion, detoxification, hormone production, red blood cell decomposition and others.

Which system gives a proper structure to our body?

body structure
Correct! Wrong!

The skeletal system gives proper structure to the human body.

Pooping falls under which system - digestive system or excretory system?

Correct! Wrong!

Pooping falls under the digestive system. It is elimination and not excretion.

Which organ contains iris, ciliary body, aqueous chamber?

which organ
Correct! Wrong!

The eye contains iris, ciliary body and the aqueous chamber.

Which organ is called graveyard of RBCs?

rbc graveyard
Correct! Wrong!

The spleen is known as the graveyard of the RBCs or the red blood corpuscles. One of its functions is to filter blood by removing worn out or damaged RBCs and microbes.

Which organ is the smallest in our body?

smallest organ
Correct! Wrong!

The pineal gland is the smallest organ in human body. It is present near the center of the brain.

Which lung is larger?

right or left
Correct! Wrong!

The right lung is larger than the left lung because the left lung has to share some space with the heart.

The gland that regulates metabolism of the human body is?

Correct! Wrong!

The thyroid gland, which is an endocrine gland is responsible for regulating the metabolism of the human body.

Which organ or gland of our body controls flight-fight response?

flight or fight
Correct! Wrong!

The adrenal gland is responsible for controlling the flight or fight response.

Which female organ produces eggs?

Correct! Wrong!

Ovaries in females are responsible for production of eggs. They are also responsible for the production of progesterone and oestrogen (or estrogen), which are the reproductive hormones.

The Human Body Quiz
Oh boy, you failed!!


We see that you have a lot to learn about the human body. Come on, go and get your biology book now and study!
You passed! Hurrah!


Looks like you are pretty attentive in your biology classes. Keep up the good work! You can do better the next time.
You aced the quiz! Good Job!


Hey, did you do that? We never managed to be this good in school! We surely envy you!

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