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: Poliomyelitis is an infectious diseases caused by Options:
  A) virus
  B) protozoan
  C) bacterium
  D) fungus
  Show Answer
  The correct answer is A .
• Question 872: The theory of natural selection was postulated by Options:
  A) Gregor Mendel
  B) Matthias Schleiden
  C) Charles Darwin
  D) Robert Hook
  Show Answer
  The correct answer is C .
• Question 873:

  Paternity disputes can most accurately be resolved through the use of

  Options:
  A) blood group typing
  B) finger printing
  C) tongue rolling
  D) DNA Analysis
  Show Answer
  The correct answer is D .
• Question 874:

  A population is defined as the collection of

  Options:
  A) Similar organism that are found in the same habitat
  B) Similar organisms that breed in the same habitat
  C) Similar organisms that interbreed freely in the same habitat
  D) Similar organism eating the same food
  E) Different organisms in the same habitat
  Show Answer
  The correct answer is C .
• Question 875: Oxygen liberated during photosynthesis has been demonstrated to come from Options:
  A) carbondioxide
  B) air
  C) water
  D) chlorophyll
  Show Answer
  The correct answer is C .
• Question 876:

  Digestive enzymes are responsible for

  Options:
  A) Breaking down food into smaller molecules
  B) Absorbing nutrients into the bloodstream
  C) Regulating the pH of the digestive tract
  D) Transporting food through the digestive system
  Show Answer
  The correct answer is A .
• Question 877: Which vitamin plays an important role in blood clotting? Options:
  A) vitamin A
  B) Vitamin K
  C) Vitamin B₁₂
  D) Vitamin C
  Show Answer
  The correct answer is B .
• Question 878:

  

  The number shown as 8 refers to

  Options:
  A) upper epidermise
  B) cuticle
  C) stoma
  D) guard cell
  E) lower epidermis
  Show Answer
  The correct answer is D .
• Question 879:

  Long neck in giraffe is used to illustrate the theory of

  Options:
  A) Use and Disuse
  B) Origin of species
  C) Origin of life
  D) Natural selection
  Show Answer
  The correct answer is A .
• Question 880: The breakdown of fats and oils into simpler absorbable compounds is catalyzed by the group of enzymes called Options:
  A) lipases
  B) hydrolases
  C) amylases
  D) peptidases
  Show Answer
  The correct answer is A .