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 1111: The matured sex cell which takes part in sexual reproduction is referred to as Options:
  A) gamete
  B) fetus
  C) embryo
  D) zygote
  Show Answer
  The correct answer is A .
• Question 1112: 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 1113:
  

  The structure can be found in the

  Options:
  A) Sympathetic and parasympathetic nervous systems
  B) Peripheral and central nervous system
  C) Peripheral nervous system only
  D) Central nervous system only
  Show Answer
  The correct answer is B .
• Question 1114: In a dicotyledonous stem, the zone between the epidermis and the pericycle is the Options:
  A) cortex
  B) stele
  C) xylem
  D) ploem
  Show Answer
  The correct answer is A .
• Question 1115: Which of these products obtained from analyzing sweat from skin is not an excretory product? Options:
  A) water
  B) Salts
  C) Dust
  D) Urea
  E) Urates
  Show Answer
  The correct answer is C .
• Question 1116: The inner ear contains two main organs, namely, the Options:
  A) eardrum and eustachian tube
  B) cochlea and semi-circular canals
  C) oval window and ossicles
  D) pinna and cochlea
  Show Answer
  The correct answer is B .
• Question 1117: The movement response of a cockroach away from a light source is Options:
  A) negative phototropism
  B) positive phototaxism
  C) negative phototropism
  D) postive phototropism
  Show Answer
  The correct answer is A .
• Question 1118: The mutation theory of organic evolution was propounded by Options:
  A) Gregor Mendel
  B) Hugo de Vries
  C) Jean Lamarck
  D) Charles Darwin
  Show Answer
  The correct answer is B .
• Question 1119:

  

  The type of germination illustrated is termed

  Options:
  A) hypogeal
  B) epicotyl
  C) epigeal
  D) hypocotyl
  Show Answer
  The correct answer is C .
• Question 1120:

  The part of the ear which contains nerve cells sensitive to sound vibrations is the

  Options:
  A) cochlea
  B) ampulla
  C) tympanum
  D) malleus
  Show Answer
  The correct answer is A .