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 741: Which of the following helps in the clotting of blood? Options:
  A) Red blood cells
  B) White blood cells
  C) Plasma
  D) Platelets
  Show Answer
  The correct answer is D .
• Question 742: Which of the following forms about 55% of the volume of the blood in man? Options:
  A) leucocytes
  B) platelets
  C) plasma
  D) erythrocytes
  Show Answer
  The correct answer is C .
• Question 743:

  

  During the movement of the fish from point A to target B, one of these parts is not involved

  Options:
  A) 7
  B) 5
  C) 3
  D) 6
  E) 10
  Show Answer
  The correct answer is E .
• Question 744: Viruses are considered to be living organisms because they Options:
  A) possess transmittable characters
  B) move from one place to another
  C) respond to stimulation
  D) ingest food materials
  Show Answer
  The correct answer is A .
• Question 745: The failure of transport and respiratory systems in plants as well as the presence of reddish colour in stems and leaves result from the deficiency of Options:
  A) magnesium
  B) nitrogen
  C) potassium
  D) phosphorus
  Show Answer
  The correct answer is C .
• Question 746: Which of the following statements is NOT true of menstruation? Options:
  A) It occurs monthly
  B) The discharge contains amniotic fluid
  C) Its signifies no conception
  D) It involves the lining of uterus
  E) It may cause pains
  Show Answer
  The correct answer is B .
• Question 747: Heat produced in tissue respiration in plants is Options:
  A) a chemical form of energy
  B) the only form of energy
  C) the main form of energy
  D) a useful form of energy
  E) a waste form of energy
  Show Answer
  The correct answer is A .
• Question 748: Ecological succession ends with the formation of a stable Options:
  A) niche
  B) population
  C) pioneer community
  D) climax community
  Show Answer
  The correct answer is D .
• Question 749: The anaerobic fermentation of a glucose molecule yields Options:
  A) 38 ATP molecules
  B) 2 ATP molecules and alcohol
  C) pyruvic acid and alcohol
  D) water and carbon (IV) oxide
  Show Answer
  The correct answer is B .
• Question 750: Example of competitors are Options:
  A) lizard and mouse
  B) snake and lizard
  C) grasshopper and mouse
  D) rabbit and snake
  Show Answer
  The correct answer is B .