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 691: White blood cells are also known as Options:
  A) erythrocytes
  B) leucocytes
  C) lymphocytes
  D) phagocytes
  Show Answer
  The correct answer is B .
• Question 692: When the mixture of a food substance and Benedict's solution was warmed, the solution changed from blue to black-red. This indicates the presence of Options:
  A) reducing sugar
  B) fatty acid
  C) sucrose
  D) amino acid
  Show Answer
  The correct answer is A .
• Question 693: The movement response of a cockroach away from a light source is Options:
  A) negative phototropism
  B) positive phototaxism
  C) negative phototropism
  D) postive phototropism
  Show Answer
  The correct answer is A .
• Question 694: What is name of the respiratory organ of the crab? Options:
  A) Tubules
  B) Trachaea
  C) Spiracles
  D) Lungs
  E) Gills
  Show Answer
  The correct answer is E .
• Question 695: Euglena may be classified as a plant because it Options:
  A) has chloroplast
  B) has a gullet
  C) lives in a pond
  D) possesses a flagellum
  E) has pellicle
  Show Answer
  The correct answer is A .
• Question 696:

  Long neck in giraffe is used to illustrate the theory of

  Options:
  A) Use and Disuse
  B) Origin of species
  C) Origin of life
  D) Natural selection
  Show Answer
  The correct answer is A .
• Question 697: An example of a sex linked trait is the Options:
  A) ability to grow long hair in females
  B) colour of the skin in humans
  C) ability to roll the tongue
  D) possession of facial hair in adult humans
  Show Answer
  The correct answer is D .
• Question 698: A distinguished feature of mammals is the possession of Options:
  A) skin
  B) scale
  C) nail
  D) hair
  Show Answer
  The correct answer is D .
• Question 699: Viruses are considered to be living organisms because they Options:
  A) possess transmittable characters
  B) move from one place to another
  C) respond to stimulation
  D) ingest food materials
  Show Answer
  The correct answer is A .
• Question 700:

  

  Use the diagram below to answer the question that follow:

  The diagram represents a

  Options:
  A) Hygrometer
  B) Wind vane
  C) Anemometer
  D) Rain gauge
  Show Answer
  The correct answer is C .