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 871: A freshwater pond may contain Options:
  A) tadpole, water boatman, leeches and crab
  B) water beetle, shrimps, water snail and water bug
  C) water lily, fish, water scorpion and dragon larva
  D) pon skater, water lily, shark and mosquito larva
  Show Answer
  The correct answer is C .
• Question 872: One distinctive feature in the life history of liverworts is that they exhibit Options:
  A) Alternation of generation
  B) Vegetative reproduction
  C) Asexual reproduction
  D) Sexual reproduction
  Show Answer
  The correct answer is A .
• Question 873: In a Mendelian cross of red and white varieties of the four O"clock plants, the F₁ generation expresses incomplete dominance by having flower which are Options:
  A) white
  B) red
  C) pink
  D) multicoloured
  Show Answer
  The correct answer is C .
• Question 874: Which of the following hormones is produced during fright or when agitated? Options:
  A) Insulin
  B) Adrenalin
  C) Thyroxine
  D) Pituitrin
  E) Progesterone
  Show Answer
  The correct answer is B .
• Question 875:

  

  Which parts provide food for the developing chick?

  Options:
  A) 2 and 3
  B) 4 and 5
  C) 3 and 4
  D) 2 and 5
  E) 1 and 2
  Show Answer
  The correct answer is C .
• Question 876: The pancreatic juice contains the enzymes amylopsin, Options:
  A) pepsin and trpsinogen
  B) rennin and steapsin
  C) steapsin and trypsinogen
  D) steapsin and ptyalin
  Show Answer
  The correct answer is C .
• Question 877:

  

  In a reflex action, impulse flows from

  Options:
  A) 1 to 2
  B) 2 to 1
  C) 4 to 1
  D) 4 to 2
  Show Answer
  The correct answer is A .
• Question 878: 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 879: Which of the following is likely to encourage inbreeding in plants? Options:
  A) Dioecious
  B) Protandrous
  C) Monoecious
  D) Hermaphrodite
  Show Answer
  The correct answer is C .
• Question 880: Which of the following lists of diseases, their causes and transmission is CORRECT? Options:
  A) Cholera, virus, severe diarrhoea, infected water
  B) Malaria, protozoan, high fever, contact with infected person
  C) Syphilis, virus, veneral disease, sexual intercourse
  D) small pox, virus, skin with blister, close contact with infected person
  E) Sleeping sickness, bacteria, tiredness, headache and dozing, tsetsefly bite
  Show Answer
  The correct answer is D .