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 2151:

  

  In the diagram, the organelle responsible for heredity is

  Options:
  A) iii
  B) iv
  C) ii
  D) i
  Show Answer
  The correct answer is A .
• Question 2152: The path taken by glucose from the ileum to the heart is Options:
  A) Ileum →hepatic portal vein →hepatic artery → vena cava → heart
  B) Ileum → hepatic portal artery →hepatic artery → vena cava → heart
  C) Ileum → hepatic portal vein → vena cava → heart
  D) Ileum → hepatic vein → vena cava → heart
  E) Ileum → hepatic portal vein → hepatic vein → vena cava → heart
  Show Answer
  The correct answer is E .
• Question 2153:

  Which of the following cycles involves the process of precipitation and transpiration?

  Options:
  A) water cycle
  B) carbon cycle
  C) nitrogen cycle
  D) oxygen cycle
  Show Answer
  The correct answer is A .
• Question 2154:

  Which of the following is an example of physiological variation in organisms?

  Options:
  A) Variation in blood pressure among individuals
  B) Variation in beak shape among finches
  C) Differences in fur color in rabbits
  D) Variation in leaf shape in plants
  Show Answer
  The correct answer is A .
• Question 2155: A function of the hydrochloric acid produced in the human stomach during digestion is to Options:
  A) neutralise the effect of bile
  B) coagulate milk protein and emulsify fats
  C) stop the action of ptyalin
  D) break up food into smaller particles
  Show Answer
  The correct answer is C .
• Question 2156:

  The function of ribosome in cells is

  Options:
  A) protein synthesis
  B) starch synthesis
  C) transport of material
  D) lipid storage
  Show Answer
  The correct answer is A .
• Question 2157:

  

  The bird's bill adapted for fishing is labelled

  Options:
  A) I
  B) II
  C) III
  D) IV
  Show Answer
  The correct answer is D .
• Question 2158: Plants that grow in an area that is neither too wet nor too dry are Options:
  A) xerophytes
  B) mesophytes
  C) epiphytes
  D) hydrophytes
  Show Answer
  The correct answer is B .
• Question 2159:
  

  Use the diagram above to answer this question. Arrows represent directional movement materials.

  The arrow labelled ll represents the

  Options:
  A) release of oxygen
  B) intake of carbon (IV) oxide
  C) movement of photosynthates
  D) movement of nutrients
  Show Answer
  The correct answer is A .
• Question 2160: In the mammalian male reproductive system, the part that serves as a passage for both urine and semen is the Options:
  A) urethra
  B) urter
  C) bladder
  D) seminal vesicle
  Show Answer
  The correct answer is A .