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 121: A feature which adapts birds to flight is the possession of Options:
  A) scaly legs
  B) light bones
  C) two walking legs
  D) a pointed beak
  Show Answer
  The correct answer is B .
• Question 122: External ears of mammals consist of Options:
  A) pinna and tympanum
  B) pinna only
  C) auditory meatus only
  D) auditory meatus and pinna
  E) auditory meatus and tympanum
  Show Answer
  The correct answer is D .
• Question 123:

  

  Use the diagram above to answer this question.

  Water reabsorption takes place in

  Options:
  A) ll and lll
  B) lll and lV
  C) l and IV
  D) l and lll
  Show Answer
  The correct answer is B .
• Question 124: The population of different organisms that exist together in a habitat is called Options:
  A) biomes
  B) biosphere
  C) community
  D) ecology
  Show Answer
  The correct answer is C .
• Question 125: A characteristics exhibited by all living organism is Options:
  A) sexual reproduction
  B) aerobic respiration
  C) the ability to move from one place to another
  D) the ability to move unwanted substances
  Show Answer
  The correct answer is A .
• Question 126: An organism having one pair of identical genes is Options:
  A) a heterozygote
  B) a hybride
  C) an allelomorph
  D) a homozygote
  E) a diploid
  Show Answer
  The correct answer is D .
• Question 127:

  The components of blood in man are?

  Options:
  A) red blood cells, white blood cells, plasma and water
  B) red blood cells, white blood cells, and plasma
  C) red blood cells, white blood cells, and platelets
  D) red blood cells, white blood cells, plasma and platelets
  Show Answer
  The correct answer is D .
• Question 128: The nitrogenous substance that is excreted by birds in order to conserve water is Options:
  A) ammonia
  B) urea
  C) uric acid
  D) nitric acid
  Show Answer
  The correct answer is C .
• Question 129: In fish the sense organs which detect movements in water are located within the Options:
  A) gills
  B) operculum
  C) nostrils
  D) median fin
  E) lateral line
  Show Answer
  The correct answer is E .
• Question 130:

  

  Which of the organisms represented are notable agricultural pests

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