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 1271: The substance that is responsible for optical dominance in plants is known as Options:
  A) gibberellin
  B) tannin
  C) auxin
  D) kinin
  Show Answer
  The correct answer is C .
• Question 1272: In a population study using the transect method, a student is likely to record the highest number of species in Options:
  A) a tropical rain forest
  B) a guinea savanna
  C) a sahel savanna
  D) an estuarine swamp
  Show Answer
  The correct answer is A .
• Question 1273: The theory of survival of the fittest was propounded by ….. Options:
  A) Darwin
  B) Hooke
  C) Lamarck
  D) Linnaeus
  Show Answer
  The correct answer is A .
• Question 1274:
  

  The function of the absorption is performed by the structure labelled

  Options:
  A) I
  B) II
  C) III
  D) IV
  Show Answer
  The correct answer is B .
• Question 1275: Which of the following is the youngest plant tissue Options:
  A) Meristem
  B) Phloem
  C) Epidermis
  D) Xylem
  Show Answer
  The correct answer is A .
• Question 1276:

  Which of the following is a characteristic of cells related to irritability?

  Options:
  A) Ability to respond to stimuli
  B) Ability to synthesize proteins
  C) Ability to generate energy
  D) Ability to replicate DNA
  Show Answer
  The correct answer is A .
• Question 1277:

  Which of the following pairs of scientists discovered the Rhesis factor in human blood?

  Options:
  A) Hooke and Lavine
  B) Darwin and Landsteiner
  C) Landsteiner and Lavine
  D) Hooke and Darwin
  Show Answer
  The correct answer is C .
• Question 1278: The movement of plant in response to external stimulus of no particular direction is Options:
  A) taxism
  B) tropism
  C) hyptotropic movement
  D) nastic movement
  E) phototropism
  Show Answer
  The correct answer is D .
• Question 1279: The similarity among organisms belonging to the same group will be least within each Options:
  A) family
  B) order
  C) kingdom
  D) species
  Show Answer
  The correct answer is C .
• Question 1280: A bacteria that is spherically shaped is called? Options:
  A) diplobacillus
  B) coccus
  C) bacillus
  D) vibrio
  Show Answer
  The correct answer is B .