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 351: An individual with blood group AB can receive blood from those in blood group(s) Options:
  A) A, B, AB, O
  B) A, AB and O only
  C) AB only
  D) A and B only
  Show Answer
  The correct answer is A .
• Question 352: The aperture between the left auricle and the left ventricle is guarded by the Options:
  A) auricles valve
  B) tricupid valve
  C) ventricles valve
  D) bicuspid valve
  Show Answer
  The correct answer is D .
• Question 353:

  For growth to occur in organisms, the rate of

  Options:
  A) anabolism must exceed that of catabolism
  B) catabolism must exceed that of anabolism
  C) food storage must be low
  D) food storage must be high
  Show Answer
  The correct answer is A .
• Question 354: Most monocots are easily recognized by their Options:
  A) short leaves with petioles
  B) long and sword-like leaves
  C) long and palm like leaves
  D) short with veinlets
  Show Answer
  The correct answer is B .
• Question 355: Which of the following is NOT true of spirogyra? Options:
  A) Reproduces by conjugation
  B) Reproduces by fragmentation
  C) Consist of branched filaments
  D) Consist of unbranched filaments
  Show Answer
  The correct answer is C .
• Question 356: Which of the following are adaptations of animals to aquatic habitats? Options:
  A) Gills, streamlined bodies and lateral lines
  B) Lateral line, streamlined bodies and lungs
  C) Gills, scaly skin and lungs
  D) Gills, streamlined bodies and spiracles
  Show Answer
  The correct answer is A .
• Question 357: Which of the following is NOT a waste product of plants? Options:
  A) Tannins
  B) Oxygen
  C) Carbondioxide
  D) Sap
  E) Alkaloids
  Show Answer
  The correct answer is D .
• Question 358:

  

  What would happen if solution Y is more concentrated than solution X in fig 2?

  Options:
  A) The level of X would rise, Y would falls
  B) The level of X would rise, Y would rise
  C) The level of X and Y stands the same
  D) The level of Y would rise, X would fall.
  Show Answer
  The correct answer is D .
• Question 359:

  

  Melanin and keratin are produced in the part labelled

  Options:
  A) 2
  B) 3
  C) 4
  D) 5
  Show Answer
  The correct answer is A .
• Question 360:

  Most fishes do not sink in water because of the presences of:
  I. swim bladder
  II. air bladder
  III. air sacs
  IV. air in spongy bones

  Options:
  A) II and III are correct
  B) I and II are correct
  C) I, II, III and IV are correct
  D) III and IV are correct
  Show Answer
  The correct answer is B .