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 1:

  

  In the diagram, the part labelled I represents the

  Options:
  A) stationary phase
  B) lag phase
  C) log phase
  D) steady phase
  Show Answer
  The correct answer is B .
• Question 2: Which of the following is NOT a function of mammalian blood? Options:
  A) Engulfing bacteria
  B) Production of hormones
  C) Transporting ureas
  D) Distribution of heat
  E) Transporting glucose
  Show Answer
  The correct answer is B .
• Question 3: The disaster that would have the least destructive impact on animal life and balance in nature is Options:
  A) chemical pollution
  B) forest fires
  C) oil spillage
  D) grasshopper pests
  Show Answer
  The correct answer is D .
• Question 4: The major function of contractile vacuole in amoeba is Options:
  A) to secrete enzyme to digest food particles
  B) to store excess food materials
  C) to excrete nitrogenous waste
  D) to absorb water from the surrounding
  E) to collect and expel water in the cytoplasm
  Show Answer
  The correct answer is E .
• Question 5: The organism that has a hydrostatic skeleton is Options:
  A) Tilapia
  B) Hydra
  C) mosquito larva
  D) earthworm
  Show Answer
  The correct answer is D .
• Question 6:

  Which of the following is a measure for the control of bilharzia?

  Options:
  A) Cutting low bushes around homes
  B) Application of molluscicides in water bodies
  C) Screening windows and doors with mosquito nets
  D) Application of herbicides in water bodies
  Show Answer
  The correct answer is B .
• Question 7: One of the following is called emergency hormone in man. Options:
  A) Adrenalin
  B) Prolactin
  C) Testosterone
  D) Thyroxine
  Show Answer
  The correct answer is A .
• Question 8: All living organisms are constantly involved in a struggle for existence. This was proposed by Options:
  A) Morgan
  B) Darwin
  C) Lamarck
  D) Wallace
  Show Answer
  The correct answer is B .
• Question 9: The easiest way to establish the level of pollution in a local stream is to measure the level of Options:
  A) oxygen
  B) carbon (IV) oxide
  C) ammonia
  D) alkalinity
  Show Answer
  The correct answer is A .
• Question 10: Which of these groups of animals is likely to be found in fresh water? Options:
  A) Blood worm, pond skater and scorpion
  B) Blood worm, pond skater and dragonfly larva
  C) pond skater, scropion and dragonfly larva
  D) Pond skater, blood worm and ant-lion
  Show Answer
  The correct answer is B .