Think you know all there is to know about biology? Test your knowledge with these biology riddles and see how you fare.
What can you catch but not throw?
See answerWhat is long, pink and wet and is rude to pull out in front of people?
See answerIf you break me, I do not stop working. If you touch me, I may be snared. If you lose me, nothing will matter.
See answerWhat do your eyes do when you see a tough geometry problem?
See answerI'm a king that speaks for my country
At birth I protected by no one
As I grow my father gives me 2 soldiers to protect me
As I get matured many more are given to me
And at my full age my father gives me 32 white soldiers to guard me and protect me
What am I?
What must be in the oven yet cannot be baked?
Grows in the heat yet shuns the light of day?
What sinks in water but rises with air?
Looks like skin, but is fine as hair?
I am pinched by grandmas. What am I?
See answerA natural tattoo on babies.
See answerWhat body part is pronounced as one letter but written with three, only two different letters are used?
See answerIt's anything but amusing when this body part gets hit.
See answerHow many biologists does it take to change a light bulb?
See answerI fall with the waves, rise with the tide, and drift with the current alongside. What am I?
See answerConsuming food would be pretty tough without these chompers.
See answerI cannot be bought, cannot be sold, even if I'm sometimes made of gold. What am I?
See answerWhat do you call the leader of a biology gang?
See answerCauses dancing in children when it fills up.
See answerSome adults still use these to count.
See answerA red drum which sounds without being touched, and grows silent, when it is touched.
See answerWhat tastes better than it smells?
See answerWhere jewelry pierces your head.
See answerThirty white horses on a red hill,
First they champ,
Then they stamp,
Then they stand still.
What bone has a sense of humor?
See answerI am the only organ that named myself. What am I?
See answerI am expelled from you orally with a sound. What am I?
See answerI am a window, I am a lamp, I am clouded, I am shining, I am colored and set in white, I fill with water and overflow. I say much, but I have no words.
See answerWhy was the scuba diver failing biology?
See answerIt covers you, you lose it every day and you'd die without it.
See answerThis is a shape and a symbol that we literally cannot live without. What is it?
See answerI'm the source of all emotion, but I'm caged in a white prison.
See answerA small hill with seven holes.
See answerI'm not man's best friend, I'm their enemy,
I can mark your end, yet you do not see me,
I am very small, but very tough,
If you have me, then you have it rough.
No head has he but he wears a hat. No feet has he but he stands up straight. On him perhaps a fairy sat, weaving a spell one evening late!
See answerI am free the first time and second time, but the third time is going to cost you money. What am I?
See answerI am the reason you run. I am the reason you scream. I am the cause of your pain. I am a cage from which you will never be free.
See answerI am the state when a person is holding a person inside. What am I?
See answerThe thinkers usually hold this body part.
See answerWhat can you always count on?
See answerA hole leading in, a hole leading out, we connect to a cavern that is slimy all throughout. What are we?
See answerI've been argued on my colour. Without me you'll die. So many attempts on your life use me, so make sure you have many of my "White" friends. What am I?
See answerWhat can you hold in your left hand and not in your right?
See answerIt has no top or bottom, but it can hold flesh, bones, and blood all at the same time.
See answerWhat did the femur say to the patella?
See answerI was not born, but I am here. I have no name, but I am given many. I was made by science and life. What am I?
See answerWhat month do people sleep the least?
See answerI am whole but incomplete. I have no eyes, yet I see. You can see, and see right through me. My largest part is one fourth of what I once was.
See answerI grow for a surface, even if you cut me. I continue to grow even after death. What am I?
See answerI see what you see, feel what you feel, and hear what you hear. I know all of your moves before you make them. I even know the moves you didn't make. What am I?
See answerI am very important, but often overlooked. What am I?
See answerI'm really blue, but when you see me I'm red. You don't see me too often. I'm there for you if you're hurt, but I'm good for you. What am I?
See answerI am constantly overlooked by everyone but everyone has me. What am I?
See answerI am needed for most animals and hardcover books. What am I?
See answerHow is a dog and a marine biologist alike?
See answerTimid or weak people are said to not have these.
See answerWhat is round, has a twin, and sees more than most?
See answerWithout this, eating food and Steven Spielberg's career would be very different.
See answerWhat did one cell say to his sister cell when she stepped in his toe?
See answerA precious fluid, thicker than water. What is it?
See answerOf these everyone has ten, part of two wholes at the arms end. What are they?
See answerI run cold and hot, I look blue but I am red. What am I?
See answerWhen a doctor hits you with a hammer he is testing this.
See answerI'm under your face,
I'm outside your mind;
A biological case,
Pressure brings pain sometimes.
What am I?
I am a man without bones, without blood, without life. My flesh is white, cold and shrinking. What am I?
See answerWhat smells the most in the kitchen?
See answerWhat dentists battle on a daily basis.
See answerOnly two backbones and thousands of ribs.
See answerWithout it sounds would not be there, But through it music's ring is clear. It is a symbol for your woe, But only if your name's van Gogh.
See answerHumans have two that shrink in the light and expand in the dark.
See answerWhen set loose, I fly away. Never so cursed, as when I go astray. What am I?
See answerWhat has a bottom right at the top?
See answerWhat does DNA stand for?
See answerHurts when it breaks and if it stops, you are dead.
See answerWithin, I clean all that is bad and is old.
I make juice that's the color of gold.
Should I die, a filter machine would you need assembled to replace me and beans I resemble.
They're actually great swimmers now, but later they will become excellent hoppers.
See answerA device for finding furniture in the dark.
See answerWhat kind of tree can you carry in your hand?
See answerBreak me but I'll continue to work, touch me and maybe I'll stay with you forever. What am I?
See answerFound at the back of a book or in an abdomen. What am I?
See answerThey are many and one, they wave and they drum. Used to cover a state, they go with you everywhere.
See answerWhat goes inside boots and outside shoes?
See answerWhen liquid splashes me, none seeps through.
When I am moved a lot, liquid I spew.
When I am hit, color I change.
And color, I come in quite a range.
What I cover is very complex,
And I am very easy to flex.
I've got a beautiful, beautiful hall all walled in red velvet, with all white armchairs made of bone, and in the middle a woman dances.
See answerWhat is given but kept by the giver?
See answerMy rings are not worth much, but they do tell my age. What am I?
See answerHow does Juliet maintain a constant body temperature?
See answerI do not breathe, but I run and jump. I do not eat, but I swim and stretch. I do not drink, but I sleep and stand. I do not think, but I grow and play. I do not see, but you see me everyday.
See answerWe are two brothers on opposite sides of the road, but we never see each other. Who are we?
See answerI am one of many,
You forget I'm here, but I'm just below.
Without me, you'd surely topple,
Go ahead, what am I?
I transfer oxygen from the atmosphere to your blood. What am I?
See answerWhere humans breathe liquid.
See answerKeep doing me to avoid lens dryness. What am I?
See answerLocked up inside you and yet they can steal it from you.
See answerI am pronounced as one letter, written with three. I come in blue, black, brown, or grey. Reverse me and I read the same either way. What am I?
See answerI am ten little beans your look at everyday. What am I?
See answerTwo little holes in the side of a hill. Just as you come to the cherry-red mill.
See answerEverybody has some. You can lose some, you can gain some. But you cannot live without it. What am I?
See answerTwo horses, swiftest traveling, harnessed in a pair, and grazing ever in places distant from them.
See answerUsed left or right, I get to travel over cobblestone or gravel.
Used up, I vie for sweet success, used down, I cause men great duress.
I can run but not walk. Wherever I go, thought follows close behind. What am I?
See answerI am the minerals vital for your good health. What am I?
See answerA hole in a pole. Though I fill a hole in white, I'm used more by the day and less by the night. What am I?
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