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 161: Which of the following disease is not sexually transmitted? Options:
  A) Gonorrhea
  B) Herpes
  C) Influenza
  D) Syphilis
  Show Answer
  The correct answer is C .
• Question 162: 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 .
• Question 163: During the manufacture of food by plants, which of the following organism use energy from the sun? Options:
  A) anabaena
  B) sulfur bacteria
  C) nitrosomonas sp
  D) nitrobacter sp
  Show Answer
  The correct answer is A .
• Question 164:

  Conversion of atmosphere carbon into chemical bond energy occurs during the process of?

  Options:
  A) transpiration
  B) photosynthesis
  C) digestion
  D) respiration
  Show Answer
  The correct answer is B .
• Question 165: Gaseous exchange in Aves occurs in the Options:
  A) tracheoles
  B) bronchi
  C) air sacs
  D) trachea
  Show Answer
  The correct answer is C .
• Question 166: Spines and shells on animals are adaptation for Options:
  A) camouglage
  B) chemical defence
  C) physical defence
  D) mimicry
  Show Answer
  The correct answer is C .
• Question 167:

  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 168:

  

  Which structure is known as the power house of the cell?

  Options:
  A) 6
  B) 5
  C) 4
  D) 3
  Show Answer
  The correct answer is C .
• Question 169: Which of these is a direct photosynthetic product? Options:
  A) Glucose
  B) Starch
  C) Protein
  D) Fats
  E) Latex
  Show Answer
  The correct answer is A .
• Question 170: The micro-organisms that causes Typhoid disease is Options:
  A) trypanosome gambiense
  B) Salmonella typhi
  C) entamocbahistolytica
  D) plasmodium sp
  Show Answer
  The correct answer is B .