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 111: Epigeal germination of a seed is characterized by Options:
  A) more rapid elongation of the hypocotyl than the epicotyl
  B) more rapid elongation of the epicotyl than the hypocotyl
  C) equal growth of both the hypocotyl and epicotyl
  D) lack of growth of the hypocotyl
  Show Answer
  The correct answer is A .
• Question 112: One cubic centimeter of lymph is richer than an equal volume of blood in Options:
  A) erythrocytes
  B) leucocytes
  C) amino acid
  D) glucose
  Show Answer
  The correct answer is B .
• Question 113: After a heavy rainfall and the formation of a large pond, the most likely sequence of changes in the vegetation of the pond is Options:
  A) Euglena → water lily → Spirogyra → grass
  B) water lily → Spirogyra →grass → Euglena
  C) Spirogyra → Euglena → grass → water lily
  D) Euglena → Spirogyra → water lily → grass
  Show Answer
  The correct answer is C .
• Question 114: Which of the following is the dental formula of man? Options:
  A) i(2/2) c(0/1) pm(2/2) m(3/3)
  B) i(2/2) c(1/1) pm(2/0) m(3/3)
  C) i(2/2) c(1/1) pm(2/2) m(3/3)
  D) i(2/2) c(1/1) pm(3/3) m(2/2)
  E) i(2/2) c(1/1) pm(2/3) m(3/3)
  Show Answer
  The correct answer is C .
• Question 115: An argument against Lamarck's theory of evolution is that Options:
  A) disuse of body part cannot weaken the part
  B) disused part is dropped off in the offspring
  C) acquired traits cannot be passed on to the offspring
  D) trait cannot be acquired through constant use of body parts
  Show Answer
  The correct answer is C .
• Question 116: A characteristic that distinguishes bryophytes from flowering plants is the Options:
  A) possession of true stems and leaves
  B) ability to reproduce asexually
  C) absence of vascular tisssues
  D) ability to grow in moist habitats
  Show Answer
  The correct answer is C .
• Question 117: If parents with blood groups AB and O produce six children Options:
  A) three of them will have group B
  B) two of them will have group A
  C) all the offspring will have group O
  D) none of them will have group A
  Show Answer
  The correct answer is A .
• Question 118: 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 119: When the solute concentration of the cell and its surrounding medium are the same, the solution is said to be Options:
  A) hypertonic
  B) hypotonic
  C) isotonic
  D) acidic
  Show Answer
  The correct answer is C .
• Question 120: Which of these substance is likely to be deficient in the diet of a person having goitre? Options:
  A) potassuim
  B) calcium
  C) iodine
  D) sodium
  E) Phosphorus
  Show Answer
  The correct answer is C .