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Home / Exams / International Biology Olympiad (IBO) Past Papers Questions

International Biology Olympiad (IBO) Past Papers Questions

Biology Olympiad (IBO) Past Papers Questions PDF

ibo past papers

International Biology Olympiad (IBO) is the Toughest Biology Competition for high School students, which held every year in the month of June – July in a different country. It is also known as the World championship Biology Competition.

The main aim of IBO Contest is to test the highest level of knowledge in Biology, critical thinking, problem solving, right practices of presentation and analysis, and hands-on skills in theoretical and Practical.

Here, High school Students or Biology Olympiad candidates will get all the guidance, Notes and the Past papers of IBO, that will help you to understand about the level of this test and to achieve High score in this contest.

 
BIOLOGY OLYMPIAD EXAM PAPERS DETAILS
 
About IBO Click Here
RULES & GUIDELINES Click Here
IBO 2020 Dates Click Here
SYLLABUS Click Here
SELECTION PROCESS Click Here
FUTURE HOST COUNTRIES Click Here
RESULTS Click Here
NOTES Click Here
BOOKS

BIOLOGY OLYMPIAD (IBO) PAST PAPERS

We are providing the Biology Olympiad (IBO) Preparatory problems & Past year papers Questions & Answers of  from the basic to advance. You could increase your concept up to the high level if you will be able to solve all previous questions. Good Luck!

 
BIOLOGY OLYMPIAD (IBO) PAST PAPERS QUESTIONS PDF
 
Year Exam Type Problems Solutions
2017 Theory 1 46 Problems
  PROBLEM SOLUTION
Theory 2 46 Problems
  PROBLEM SOLUTION
Physiology (Practical) E1 (Identifying tissues of a fly larva)
E2 (Physiology of a larval heart)

  PROBLEM SOLUTION
Botany (Practical) E1 (Plant taxonomy)
E2 (Floral morphology)
E3 (Seed and embryo development)
E4 (Root morphology)

  PROBLEM SOLUTION
Biochemistry (Practical) E1 (Analysis of blood markers)
E2 (Practical determination of kinetic parameters)
E3 (Analysis of genetic markers)

  PROBLEM SOLUTION
2016 Theory 1 T1-T10 (Cell Biology)
T11-T17 (Plant Anatomy and Physiology)
T18-T30 (Animal Anatomy and Physiology)
T31-T32 (Ethology)
T33-T42 (Genetics and Evolution)
T43-T47 (Ecology)
T48-T50 (Biosystematics)
  PROBLEM SOLUTION
Theory 2 T51-T60 (Cell Biology)
T61-T68 (Plant Anatomy and Physiology)
T69-T80 (Animal Anatomy and Physiology)
T81-T83 (Ethology)
T84-T43 (Genetics and Evolution)
T94-T98 (Ecology)
T99-T100 (Biosystematics)

  PROBLEM SOLUTION
Practical 1 E1 (Leaf Pigment Assay)
E2 (Plant Anatomy)
E3 (Identification of Plant Species)

  PROBLEM & SOLUTION
Practical 2 E1 (Classification of Butterflies)
E2 (Anatomy of Earthworm)

  PROBLEM & SOLUTION
Practical 3 E1 (Expression, purification and characterization of proteins)
E2 (Antioxidant activity of coffee extract)
E3 (Lactic acid fermentation)

  PROBLEM & SOLUTION
Practical 4 E1 (PCR-RFLP)
  PROBLEM & SOLUTION


2015 Theory 1 T1-T13 (Animal Biology)
T14-T15 (Biosystematics)
T16-T24 (Cell Biology)
T25-T30 (Ecology)
T31-T33 (Ethology)
T34-T43 (Genetics and Evolution)
T44-T50 (Plant Biology)
  PROBLEM SOLUTION
Theory 2 T1-T11 (Animal Biology)
T12-T14 (Biosystematics)
T15-T23 (Cell Biology)
T24-T29 (Ecology)
T30-T31 (Ethology)
T32-T41 (Genetics and Evolution)
T42-T49 (Plant Biology)
  PROBLEM SOLUTION
  ANSWER KEY
Practical 1 E1 (Identification of specimens)
E2 (Morphological description)
E3 (Morphological variation and character matrix coding)
E4 (Mapping character evolution on a phylogenetic tree)
E5 (Evolution of Key characters in land plants)

  PROBLEM & SOLUTION
Practical 2 E1 (Restriction enzyme map of plasmid)
E2 (PCR-based genotyping of Yeast mutants)
E3 (Amino acid auxotrophy of mutant yeast)

  PROBLEM & SOLUTION
Practical 3 E1 (Identification of external structures)
E2 (Identification of Internal structures)
E3 (An Analysis of the heart)
E4 (An analysis of the brain
)

  PROBLEM & SOLUTION
Practical 4 E1 (Analyse enzyme kinetics)
  PROBLEM & SOLUTION
2014 Theory 1 50 Problems
  PROBLEM
Theory 2 50 Problems
  PROBLEM
  ANSWER KEY
2013 Theory 1 50 Problems
  PROBLEM & SOLUTION
Theory 2 50 Problems
  PROBLEM & SOLUTION
Practical 1 E1 (Presence of the β-glucuronidase)
E2 (Presence of the procyclin protein)

Practical 2  E1 (Determination of glucose content in plant extracts)
E2 (Staining of transitory starch)
E3 (Floral morphology and pollination ecology)

Practical 3 E1 (Quantifying aggressiveness)
E2 (Puffed throat behavior)
E3 (Social groups)

Practical 4 E1 (Determine presence or absence of characters)
E2 (Resolve phylogenetic relationships)
E3 (Rate of morphological evolution)

  PROBLEM & SOLUTION


2012 Theory 1 49 Problems
  PROBLEM
Theory 2 46 Problems
  PROBLEM
  ANSWER KEY
2011 Theory 1 58 Problems
  PROBLEM
Theory 2 45 Problems
  PROBLEM
  ANSWER KEY
2010 Theory 1 54 Problems
  PROBLEM ANSWER KEY
Theory 2 52 Problems
  PROBLEM ANSWER KEY
2009 Theory 1 54 Problems
  PROBLEM
Theory 2 35 Problems
  PROBLEM
  ANSWER KEY
2008 Theory 1 63 Problems
  PROBLEM ANSWER KEY
Theory 2 43 Problems
  PROBLEM ANSWER KEY
2007 Theory 1 60 Problems
Theory 2 68 Problems
Practical 1 E1 (Dissection of two annelids)
E2 (Identification of annelids using a dichotomous key)
E3 (Defining the structures, body plan, life style and classification of 10 “worm-like animals”)

Practical 2  E1 (Identification of plant structures and organs)
E2 (Identification of flowering plants)
E3 (Dissection of a seed and a flower)
E4 (Plant evolution)
E5 (Graphing and interpretation of data)

Practical 3 E1 (Thiocyanate analysis in cauliflower)
E2 (Determination of the amount of cauliflower needed to be consumed to cause toxicity)
E3 (Regulation of gene expression)

Practical 4 E1 (Sequence confirmation of a cDNA)
E2 (Genetics of coat colour in dogs)
E3 (Genetic control of seed coat colour and seed shape in beans)

  PROBLEM THEORY ANSWER
2006 Theory 1 82 Problems
  PROBLEM ANSWERS
Theory 2 54 Problems
  PROBLEM ANSWERS


2005 Theory (1 – 2) 174 Problems
  PROBLEM ANSWERS
2004 Theory 1 77 Problems
  PROBLEM ANSWERS
Theory 2 79 Problems
  PROBLEM ANSWERS
2003 Theory (1 – 2) P60 (T1) & P40 (T2)
  PROBLEM ANSWERS (T1)
  ANSWERS (T2)
2002 Theory 1 75 Problems
  PROBLEM ANSWERS
Theory 2 42 Problems
  PROBLEM ANSWERS
2001 Theory 1 121 Problems
  PROBLEM
Theory 2 40 Problems
  PROBLEM
2000 Theory 1 121 Problems
  PROBLEM
Theory 2 40 Problems
  PROBLEM
 

Other Exam Papers



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