Biology Exam Past Questions and Answers | JAMB, WAEC and NECO

Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.

• Question 1: Regulation of blood sugar level takes place in the Options:
  A) pancreas
  B) iluem
  C) liver
  D) kidney
  Show Answer
  The correct answer is C .
• Question 2: What part of the central nervous system is concerned with answering an examination question Options:
  A) Cerebrum
  B) Cerebellum
  C) Medulla oblongata
  D) Spinal cord
  Show Answer
  The correct answer is A .
• Question 3: Some of the major elements required by plants are Options:
  A) Potassium, nitrogen, phosphorus, sodium, calcium
  B) Nitrogen, phosphorus, molybdenum, sodium, calcium
  C) Potassium, phosphorus, molybdenum, sodium, calcium
  D) Potassium, nitrogen, iron , sodium, calcium
  E) Potassium, nitrogen, phosphorus, silicon, cadmium
  Show Answer
  The correct answer is A .
• Question 4:

  Petaloid sepals serve the function of

  Options:
  A) carrying out photosynthesis
  B) attracting pollinating agents to a flower
  C) retaining pollen grains in the corolla tubes
  D) protecting the inner floral parts of the flower
  Show Answer
  The correct answer is D .
• Question 5: Parasitic form are NOT found among Options:
  A) platyhelminthes
  B) nematodes
  C) mollusces
  D) annelids
  Show Answer
  The correct answer is C .
• Question 6: Homologous pairs of chromosome separate during Options:
  A) Cytolysis
  B) Cleavage
  C) Mitosis
  D) Meiosis
  Show Answer
  The correct answer is D .
• Question 7: Angiosperms and gymnosperms belong to the class Options:
  A) schizophyta
  B) spermatophyta
  C) pteridophyta
  D) bryophyta
  Show Answer
  The correct answer is B .
• Question 8: If the gall bladder of a man is removed by surgery, which of the following processes will be most seriously affected? Options:
  A) Digestion of fats and oil
  B) Formation of urea
  C) Digestion of starch
  D) Conversion of protein
  E) Storage and release of the urine
  Show Answer
  The correct answer is A .
• Question 9: Which of the following statement is NOT true of symbiosis? Options:
  A) Symbionts must be living
  B) It is an association of 'give and take'
  C) The association may involve two plants
  D) Association between two similar species
  E) Symbionts derive mutual benefit
  Show Answer
  The correct answer is D .
• Question 10:

  

  Use the diagram above to answer this question.

  Oxygenated blood is pumped to the entire body from the part labelled

  Options:
  A) IV
  B) lll
  C) ll
  D) l
  Show Answer
  The correct answer is A .