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 561: Any dry fruit which can break into several parts each containing one seed is a Options:
  A) capsule
  B) aggregrate fruit
  C) legume
  D) schizocarp
  E) follicle
  Show Answer
  The correct answer is D .
• Question 562: The abilty of a chameleon to change its colour is an adaptive future for Options:
  A) attraction
  B) defence
  C) display
  D) attack
  Show Answer
  The correct answer is B .
• Question 563: The best method of propagating sugarcane is by Options:
  A) Seeding sowing
  B) Layering
  C) Grafting
  D) Stem cuttings
  Show Answer
  The correct answer is D .
• Question 564: The group of Arthropods that has no antennae is the Options:
  A) Crustacea
  B) Chilpoda
  C) Arachnida
  D) Diplopoda
  Show Answer
  The correct answer is C .
• Question 565: A couple has 10 children, all female. Which of the following best explains the situation Options:
  A) The sex determination was by the man's X chromosome
  B) The man's sperm count is low
  C) The woman is not capable of producing male children
  D) The sex determination was by the man's Y chromosome
  Show Answer
  The correct answer is A .
• Question 566: In which of the features do bryophytes differ from pteridophytes? Options:
  A) Absence of flower
  B) Alternation of generation
  C) Dependency on water for reproduction
  D) Presence of vascular system
  Show Answer
  The correct answer is D .
• Question 567:

  

  The graph below shows the results of a laboratory investigation which measured the body temperatures of a lizard and a bird under changing artificial conditions. Use it to answer the question.

  Which of the statements below is valid?

  Options:
  A) The bird's blood was always warmer than that of the lizard
  B) The body temperature of the bird varied less than that of the lizard during changes in environmental temperature
  C) The body temperature of the bird remained constant despite changes in environmental temperature
  D) The body temperature of the lizard was always close to that of the environmental temperature
  Show Answer
  The correct answer is C .
• Question 568: The following are kidney diseases except Options:
  A) diuresis
  B) hepatitis
  C) nephritis
  D) oedema
  Show Answer
  The correct answer is B .
• Question 569: The causative agent of typhoid fever is Options:
  A) salmonella
  B) entamoeba
  C) escherichia
  D) shigella
  Show Answer
  The correct answer is A .
• Question 570: The pollutants that contribute to the depletion of the ozone layer in the atmosphere are Options:
  A) radioactive materials
  B) oxides of sulphur
  C) oxides of carbon
  D) chlorofluorocarbons
  Show Answer
  The correct answer is D .