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 471: The function of the clitellum in the earthworm is to Options:
  A) aid digestion
  B) prevent desiccation
  C) assist locomotion
  D) secrete cocoon
  Show Answer
  The correct answer is D .
• Question 472:

  What type of vertebrate assists in breathing alongside with the ribs?

  Options:
  A) Sacral
  B) Caudal
  C) Thoracic
  D) Lumber
  Show Answer
  The correct answer is C .
• Question 473: Which of the following relationship involves only one organism? Options:
  A) Saprophytism
  B) commensalism
  C) Parasitism
  D) Symbiosis
  Show Answer
  The correct answer is A .
• Question 474:

  

  The structure responsible for trapping the sun's energy during photosynthesis is

  Options:
  A) 5
  B) 6
  C) 3
  D) 2
  E) 8
  Show Answer
  The correct answer is C .
• Question 475:

  When the original king and queen of termites die, they are replaced by

  Options:
  A) the king and queen of another colony
  B) some adult reproductives from the same colony
  C) some adult workers which are specially fed to breed
  D) developing nymphs nurtured as secondary reproductives
  Show Answer
  The correct answer is D .
• Question 476: When specimen X is mixed with few drops of iodine solution, the appearance of a blue-black colour confirms that X is Options:
  A) galactose
  B) starch
  C) sucrose
  D) glucose
  Show Answer
  The correct answer is B .
• Question 477: The characters by which an organism is recognized are termed its Options:
  A) phenotype
  B) genotype
  C) morphology
  D) anatomy
  E) physiology
  Show Answer
  The correct answer is A .
• Question 478: Which of the following causes pollution? Options:
  A) Consumption of canned drink
  B) The addition of fertilizer to farmland
  C) Respiration of living organism
  D) Burning of refuse
  Show Answer
  The correct answer is D .
• Question 479:

  

  Which of the labelled parts is used for feeling?

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  Show Answer
  The correct answer is A .
• Question 480: The irreversible life process by which new protoplasm is added to increase the size and weight of an organism can be termed Options:
  A) anabolism
  B) catabolism
  C) growth
  D) development
  Show Answer
  The correct answer is C .