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 1161: 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 1162: Which of these responses is not voluntarily controlled by the brain? Options:
  A) Dancing
  B) Eating
  C) Sneezing
  D) Writing
  Show Answer
  The correct answer is C .
• Question 1163: A couple has 10 children, all female. Which of the following best explains the situation Options:
  A) The sex determination was by the man's X chromosome
  B) The man's sperm count is low
  C) The woman is not capable of producing male children
  D) The sex determination was by the man's Y chromosome
  Show Answer
  The correct answer is A .
• Question 1164: Which of the following is the most complex according to their cellular level of organization? Options:
  A) Heart
  B) Hair
  C) Euglena
  D) Hydra
  Show Answer
  The correct answer is A .
• Question 1165: The type of nutrition exhibited when organism lives on the body surface or inside the body of another type of organism is Options:
  A) Holozoic
  B) parasitic
  C) saprohytic
  D) carnivores
  Show Answer
  The correct answer is B .
• Question 1166: The following are example of morphological variation except Options:
  A) size
  B) ability to taste PTC
  C) color
  D) fingerprint
  Show Answer
  The correct answer is B .
• Question 1167: There will be agglutination when the Options:
  A) Group A serum mixes with Group A erythrocytes
  B) Group A serum mixes with group B erythrocytes
  C) Group AB serum mixes with Group O erythrocytes
  D) Group B serum mixes with Group B erythrocytes
  Show Answer
  The correct answer is B .
• Question 1168: A mammal with red fur and long ears was crossed with another having white fur and short ears. If the offspring had a red fur and short ears, the Options:
  A) character are linked
  B) character are not linked
  C) parents are related
  D) parents are not related
  Show Answer
  The correct answer is A .
• Question 1169: In the honey bee colony, the drones are Options:
  A) sterile males with reduced mouth parts
  B) sterile males with well-developed mouth parts
  C) fertile males with reduced mouth parts
  D) fertile males with well-developed mouth parts
  Show Answer
  The correct answer is D .
• Question 1170: In community, bacteria and fungi are referred to as Options:
  A) producers
  B) decomposers
  C) scavengers
  D) consumers
  Show Answer
  The correct answer is B .