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 861:

  The biological association that contributes directly to succession in a community is

  Options:
  A) competition
  B) predation
  C) parasitism
  D) commensalism
  Show Answer
  The correct answer is A .
• Question 862:

  

  The part labelled 3 is the

  Options:
  A) leaf scar
  B) lenticle
  C) auxillary bud
  D) girdle scar
  Show Answer
  The correct answer is C .
• Question 863:

  Which of the following is considered to be the first product of Photosynthesis?

  Options:
  A) Protein
  B) Starch
  C) Energised Chlorophyll
  D) Hydroxyl ions
  Show Answer
  The correct answer is B .
• Question 864: A biotic factor which affects the distribution and abundance of organisms in a terrestrial habitat is Options:
  A) temperature
  B) competition
  C) pH
  D) light
  Show Answer
  The correct answer is B .
• Question 865:

  

  Use the diagram above to answer this question.

  The part labelled IV is the

  Options:
  A) mitochondrion
  B) cell wall
  C) endoplasmic reticulum
  D) nucleus
  Show Answer
  The correct answer is C .
• Question 866: Which of the following elements are necessary for the formation of chlorophyll in a plant? Options:
  A) magnesium and iron
  B) Calcium and potassium
  C) Calcium and sulphur
  D) Potasium and sulphur
  E) Phosphorus and potassium
  Show Answer
  The correct answer is A .
• Question 867: The stage in the life history of a moth responsible for the destruction of agricultural crops is the Options:
  A) nymph
  B) imago
  C) pupa
  D) caterpillar
  Show Answer
  The correct answer is D .
• Question 868:

  De-oxygenated blood is transported to the lungs through the

  Options:
  A) renal vein
  B) hepatic portal vein
  C) pulmonary artery
  D) pulmonary vein
  Show Answer
  The correct answer is C .
• Question 869: Which of the following is NOT a function of the nucleus of a cell? Options:
  A) it translates genetic information for the manufacture of proteins
  B) it stores and carries hereditary information
  C) it is reservoir of energy for the cell
  D) it controls the life processes of the cell
  Show Answer
  The correct answer is C .
• Question 870:

  Man can contact tapeworm through

  Options:
  A) ingesting uncooked meat
  B) from fish
  C) from breathing
  D) through contact
  Show Answer
  The correct answer is A .