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 611:

  The four classes of cnidarian include the following except

  Options:
  A) Turbellaria
  B) Anthozoa
  C) Scyphozoa
  D) Cubozoa
  Show Answer
  The correct answer is A .
• Question 612: Treatment of a poor soil with lime supplies Options:
  A) Sulphur
  B) Calcium
  C) Phosphorus
  D) Sodium
  E) Nitrogen
  Show Answer
  The correct answer is B .
• Question 613: 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 614: A man with blood group a is married to a woman with blood group A. Which of the following group combinations is possible if the family has three children? Options:
  A) B, A, AB
  B) O, A, B
  C) B, AB, AB
  D) A, O, A
  Show Answer
  The correct answer is D .
• Question 615:

  Given the equation:

  6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ {Under sunlight & Chlorophyll)The process represented by the above equation is

  Options:
  A) proteinsynthesis
  B) respiration
  C) photosynthesis
  D) transpiration
  E) translocation
  Show Answer
  The correct answer is C .
• Question 616:

  Which of the following produces both hormones and enzymes?

  Options:
  A) Ileum
  B) Pancreas
  C) Gall bladder
  D) Kidney
  Show Answer
  The correct answer is B .
• Question 617: Organisms in an ecosystem are usually grouped according to their trophic level as Options:
  A) carnivores and epiphytes
  B) consumers and parasites
  C) producers and consumers
  D) producers and saprophytes
  Show Answer
  The correct answer is C .
• Question 618: Fossil records found in sedimentary rocks offer some explanation for the theory of evolution because Options:
  A) the deposits have remains of organisms characteristic of when they were formed
  B) different strata have remains of organisms of the same kind
  C) only organisms with strong parts are fossilized
  D) most animal and plant fossils bear little resemblance to present day living specimens
  Show Answer
  The correct answer is A .
• Question 619: A wide pith with a ring of conducting tissue is characteristic of the root of Options:
  A) sunflower
  B) maize
  C) bean
  D) okra
  Show Answer
  The correct answer is B .
• Question 620: The loud cry made by a brooding hen when a predator is around is meant to Options:
  A) alert the poultry attendants
  B) attract cocks to come and fight the predator
  C) advertise the boundaries of its territory to intruders
  D) warn its chicks and other chickens of impending danger
  Show Answer
  The correct answer is D .