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 1331: Which of the following insects has an incomplete metamorphosis during its life circle? Options:
  A) Butterfly
  B) Bee
  C) Mosquito
  D) House-fly
  E) Grasshopper
  Show Answer
  The correct answer is E .
• Question 1332: Which of the following types of vertebrae occur in equal numbers in the rabbit, rat and man? Options:
  A) Caudal
  B) Thoracic
  C) Lumber
  D) Cervical
  E) Sacral
  Show Answer
  The correct answer is D .
• Question 1333:
  

  The above diagram represents a competitive interaction between organism in communities I and II. Which of the following statements is CORRECT?

  Options:
  A) The population of I was higher than II at the beginning of the experiments
  B) II was wiped out from the enviroment at the end of the experiments
  C) The population of II was always lower than that of
  D) The population of I was lower at the end of the experiment than at the beginning
  Show Answer
  The correct answer is B .
• Question 1334: 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 1335: The element that is essential for the coagulation of blood is Options:
  A) potassium
  B) calcium
  C) phosphorus
  D) iron
  Show Answer
  The correct answer is B .
• Question 1336: The crossing of individuals of the same species with different genetic characters is Options:
  A) croos breeding
  B) polygenic inheritance
  C) non-disjunctin
  D) inbreeding
  Show Answer
  The correct answer is A .
• Question 1337:
  

  What is the function of 3?

  Options:
  A) cutting of large piece of food
  B) seizure and tearing of prey
  C) Grinding of food
  D) Tearing of flesh only
  Show Answer
  The correct answer is B .
• Question 1338:

  Floating microscopic heterotrophs are mostly grouped as

  Options:
  A) phytoplankton
  B) zooplankton
  C) microbes
  D) nekton
  Show Answer
  The correct answer is B .
• Question 1339: The two keys cation involved in the action potential of nervous transmissions are Options:
  A) Na⁺ an Fe²⁺
  B) Mg²⁺ and K⁺
  C) Na⁺ and K⁺
  D) Fe²⁺ and Mg²⁺
  Show Answer
  The correct answer is C .
• Question 1340: The two types of human tapeworm can be distinguished by the presence or absence of Options:
  A) scolex
  B) hook
  C) head
  D) sucker
  E) proglottis
  Show Answer
  The correct answer is B .