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 1821: Drancunculiasis can be contacted through Options:
  A) eating contaminated food
  B) drinking contaminated water
  C) bathing in contaminated water
  D) bites of blackfly
  Show Answer
  The correct answer is B .
• Question 1822: Which organ removes the largest amount of excess water from the body? Options:
  A) Liver
  B) Lung
  C) Kidney
  D) skin
  Show Answer
  The correct answer is C .
• Question 1823:

  

  A function of the part labelled II is to

  Options:
  A) equalize pressure on both sides of the tympanum
  B) conduct sound waves to the brain
  C) help the animal maintain balance or posture
  D) transform sound waves into electric impulses
  Show Answer
  The correct answer is A .
• Question 1824: the part of the stomach nearer the gullet is called th Options:
  A) epiglottis
  B) cardiac spincter
  C) duodenum
  D) pyloric sphincter
  Show Answer
  The correct answer is B .
• Question 1825: Colonization of a bare rock surface is termed Options:
  A) evolution
  B) specification
  C) primary succession
  D) secondary succession
  Show Answer
  The correct answer is C .
• Question 1826:

  The part of mammalian skin that excretes metabolic wastes is?

  Options:
  A) sweat gland
  B) horny layer
  C) Malpighian layer
  D) sebaceous gland
  Show Answer
  The correct answer is A .
• Question 1827: The endoplast cells found in hydra are used for Options:
  A) reproduction
  B) offence and defence
  C) locomotion and nutrition
  D) food collection
  Show Answer
  The correct answer is A .
• Question 1828:

  

  The part labelled 3 is the

  Options:
  A) leaf scar
  B) lenticle
  C) axillary bud
  D) girdle scar
  Show Answer
  The correct answer is C .
• Question 1829: The greatest contribution to genetic studies was made by Options:
  A) Thomas Morgan
  B) Gregor Mendel
  C) Charles Darwin
  D) Robert Hooke
  Show Answer
  The correct answer is B .
• Question 1830: An instrument that can be used to demonstrate phototropism and geotropism in plants is the Options:
  A) auxanometer
  B) potometer
  C) klinostat
  D) photometer
  Show Answer
  The correct answer is C .