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Biology word search

Cells, genes and living things: a vocabulary puzzle for a first biology unit.

Play onlinePrint as PDF3 levels36 words
Biology word searchName: ______________________
0 of 16 found0:00

13 by 13, words also run on the diagonal. Drag across a word, or tap its first and last letter.

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Find these words

  • ADAPTATION
  • BLOOD
  • CYTOPLASM
  • DIGESTION
  • ENZYME
  • EVOLUTION
  • FUNGUS
  • GENETICS
  • HEART
  • MEMBRANE
  • MUSCLE
  • MUTATION
  • ORGAN
  • PLANT
  • SPECIES
  • SYSTEM

About this puzzle

Cells, genes and living things: a vocabulary puzzle for a first biology unit.

A good way to use it

Use it before a cell unit. Students look up three words they do not know and add a drawing.

Print the Biology word search

Each PDF is one US Letter page with a name line, the grid and the word list, plus an answer key on page 2. These are the exact puzzles shown above.

A Q E N Z Y M E E NI V F U N G U S R DL I A J A A N S N EB R A I N I H Y D NL U E S I R A S N UE S T I M O B T A CN E L P A T I E C LF O E N L A T M I ED R L O E N A U F UA L U N G S T E L S
Easy: 10 words10 by 10, words read left to right or top to bottom.Download PDF
A C N D T X M U S C L E NA C Y R A S G C O R G A NI D A T U P I O A S A V EO E A G O T O D O Y O E VH R N P E P O S C S R Y OA U E N T O L Y L T E T LF E E T L A P A K E R C UA G P B E E T L S M S T TS P E C I E S I A M S R IE N Z Y M E F N O N H E OI G M U T A T I O N T D NS Y E D I G E S T I O N OM E M B R A N E A U R C M
Medium: 16 words13 by 13, words also run on the diagonal.Download PDF
S S P N C Y T O P L A S M O T NN A G R O T C A X R A E E R E ET T M N U C L E U S H M V I M NN S I M I T O C H O N D R I A OO T A V S M E A T B A C E O D BI M S L M U B E F E R C N L O AT L N S P I U U N E T H C X O WA S H L T O N M S E N R F I L BT A P A A G R P E O G O S A B AU E T E U M I O I D T M E L E CM A T S C R I T L N T O N R U TF G A R A I S N A H T S Z D S EK K R T A E E L A M C O Y V S RN A I A G E P S C E S M M N I IE O B I P A H E S G E E E A T AN D D S H R A A C F R T T D U E
Hard: 22 words16 by 16, words run in all eight directions, backward too.Download PDF

The Biology word list

All 36 words the puzzles draw from. Easy puzzles use the shorter ones; hard puzzles reach for the longest. Want your own list? Open these words in the word search maker.

  • ADAPTATION
  • ANIMAL
  • BACTERIA
  • BLOOD
  • BONE
  • BRAIN
  • CELL
  • CHLOROPLAST
  • CHROMOSOME
  • CYTOPLASM
  • DIGESTION
  • DNA
  • ECOSYSTEM
  • ENZYME
  • EVOLUTION
  • FUNGUS
  • GENE
  • GENETICS
  • HABITAT
  • HEART
  • LUNGS
  • MEMBRANE
  • MITOCHONDRIA
  • MUSCLE
  • MUTATION
  • NERVE
  • NUCLEUS
  • ORGAN
  • ORGANISM
  • PLANT
  • PROTEIN
  • RESPIRATION
  • SPECIES
  • SYSTEM
  • TISSUE
  • VIRUS
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Questions

Is the Biology word search free to print?

Yes. Each level has a PDF with the puzzle on page 1 and the answer key and word list on page 2. There is nothing to sign up for. Print as many copies as you need for home or a classroom.

How many words are in the Biology word search?

The easy puzzle hides 10 words, medium hides 16 and hard hides 22. They are picked from a list of 36 Biology words, so New puzzle gives you a different mix each time.

What is the longest word on this list?

Mitochondria, at 12 letters. It is in the hard puzzle shown above.

Which level should I pick?

Easy is a 10 by 10 grid with words that run left to right or top to bottom, which suits ages 6 to 8. Medium is 13 by 13 and adds diagonals. Hard is 16 by 16 with backward words, for older kids and adults.