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 1921:
  

  Use the diagram above to answer this question. Arrows represent directional movement materials.

  The arrow labelled ll represents the

  Options:
  A) release of oxygen
  B) intake of carbon (IV) oxide
  C) movement of photosynthates
  D) movement of nutrients
  Show Answer
  The correct answer is A .
• Question 1922: The mouth parts of the housefly are adapted for Options:
  A) Lapping and sponging
  B) Sucking and chewing
  C) Piercing and sucking
  D) Chewing and lapping
  E) Biting and chewing
  Show Answer
  The correct answer is A .
• Question 1923: Which of the following is NOT a waste product of plants? Options:
  A) Tannins
  B) Oxygen
  C) Carbondioxide
  D) Sap
  E) Alkaloids
  Show Answer
  The correct answer is D .
• Question 1924:

  

  In the diagram, it shows that the orgasms are

  Options:
  A) hermaphrodite
  B) viviparous
  C) oviparous
  D) ovoviviparous
  Show Answer
  The correct answer is C .
• Question 1925: Tissue respiration is important for the Options:
  A) absorption of oxygen into the alveoli
  B) release of carbon (IV) oxide into the lungs
  C) release of energy for the body use
  D) exhalation of carbon(IV) oxide from the lungs
  Show Answer
  The correct answer is C .
• Question 1926: In human reproduction, the zygote formed as a result of fertilization gets attached to the wall of the uterus. The process is called Options:
  A) Sexual reproduction
  B) Cohesion
  C) Pregnancy
  D) Implantation
  E) Viviparity
  Show Answer
  The correct answer is D .
• Question 1927: The condition that encourages denitrification is Options:
  A) low soil oxygen
  B) high soil nitrogen
  C) absence of soil bacteria
  D) lightening and thunderstrom
  Show Answer
  The correct answer is A .
• Question 1928: One of the following exist as colony Options:
  A) euglena
  B) paramecium
  C) spirogyra
  D) volvox
  Show Answer
  The correct answer is D .
• Question 1929: Which of the following structures is common to Euglena, white blood cell and Amoeba? Options:
  A) Vacuole
  B) Cell wall
  C) Cilia
  D) Cell membrane
  Show Answer
  The correct answer is D .
• Question 1930: Which of the following characterizes the white mangrove? Options:
  A) Prop roots
  B) Buttress roots
  C) Breathing roots
  D) Stilt roots
  Show Answer
  The correct answer is C .