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 491:

  Which of the following describes an example of fertilization in higher organisms?

  Options:
  A) Fusion of sperm and egg nuclei
  B) Pollen grain landing on a sticky stigma
  C) Ejaculation of the egg and pollen grain
  D) Ejaculation of sperm into the female body
  Show Answer
  The correct answer is A .
• Question 492:

  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 493: Which of the following organs regulates the levels of water. salts, hydrogen ions, and urea in the mammals? Options:
  A) Kidney
  B) Colon
  C) Bladder
  D) Liver
  Show Answer
  The correct answer is A .
• Question 494: The community of plants in which the same species occur from year to year is the Options:
  A) annual species
  B) pioneer vegetation
  C) perennial species
  D) climax vegetation
  Show Answer
  The correct answer is D .
• Question 495:

  Which of the following distinguishes a butterfly from a moth?

  Options:
  A) the wings of butterfly rest horizontally but those of moth rest vertically
  B) Both are active during the day
  C) they have similar antennae
  D) the abdomen of moth is fatter than that of butterfly
  Show Answer
  The correct answer is D .
• Question 496:

  The glomerular filtrate contains the following except

  Options:
  A) Water
  B) Urea
  C) Blood Corpuscles
  D) Glucose
  Show Answer
  The correct answer is C .
• Question 497: Which of the following is an example of discontinuous variation? Options:
  A) skin colouration
  B) left handedness
  C) body weight
  D) Height
  Show Answer
  The correct answer is B .
• Question 498:

  Which of the following describes the function of lymph

  Options:
  A) Temperature regulation
  B) Production of antibodies
  C) Engulfing
  D) Body defence
  Show Answer
  The correct answer is D .
• Question 499: Taenia solium can be found in Options:
  A) cow
  B) goat
  C) dog
  D) pig
  Show Answer
  The correct answer is D .
• Question 500:

  

  The diagram represents

  Options:
  A) sensory neurone
  B) relay neurone
  C) afferent neurone
  D) motor neurone
  Show Answer
  The correct answer is D .