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 61: Agglutination is the _______ of the ________ Options:
  A) coagulation, white bloodcell
  B) coagulation, water
  C) white blood cells, red blood cell
  D) coagulation, red blood cell
  Show Answer
  The correct answer is D .
• Question 62: In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to Options:
  A) prevent alga growth in culture solution
  B) allow root growth
  C) prevent breakdown of mineral elements
  D) prevent photosynthesis in the root
  Show Answer
  The correct answer is A .
• Question 63:

  

  Use the diagram to answer the question that follows:

  The instrument is used to measure

  Options:
  A) atmospheric pressure
  B) relative humidity
  C) direction of wind
  D) speed of wind
  Show Answer
  The correct answer is D .
• Question 64: Which of the following relates to edaphic factors? Options:
  A) The structure of the earth's surface
  B) The influence of living organisms on each other
  C) Temperature, rainfall and humidity
  D) The influence of soils on plant and animals
  Show Answer
  The correct answer is D .
• Question 65: The number of alleles controlling blood groups in humans Options:
  A) 3
  B) 4
  C) 5
  D) 2
  Show Answer
  The correct answer is A .
• Question 66: Behaviour conditioning was described by Options:
  A) Felix Dujartin
  B) Gregormendel
  C) Ivan pavlov
  D) Mathias schnelden
  Show Answer
  The correct answer is C .
• Question 67:

  An example of a radially symmetrical organisms is

  Options:
  A) Planaria
  B) Hydra
  C) Tapeworm
  D) Roundworm
  Show Answer
  The correct answer is B .
• Question 68: In ferns, the sporophyte Options:
  A) develops from a haploid zygote
  B) reproductive sexually to produce spores
  C) is haploid and dependant on gametophyte
  D) is diploid and independent of the gametophyte
  Show Answer
  The correct answer is D .
• Question 69: In the life history of butterfly, destruction of crops is caused by the Options:
  A) maggot
  B) nymph
  C) caterpillar
  D) pupa
  Show Answer
  The correct answer is C .
• Question 70: In a bakery, yeast is added to flour to make bread rise. This is possible because yeast produces Options:
  A) alcohol
  B) oxygen
  C) carbon dioxide
  D) energy
  E) ethanol
  Show Answer
  The correct answer is C .