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 11: The sequence of the biomes in Nigeria from port Harcourt to Damaturu is Options:
  A) estuarine → rain forest → Guinea Savannah → Sahel Savannah
  B) rain forest → Guinea savannah → estuarine → desert
  C) estuarine → Guinea savannah → rain forest → Sahel savannah
  D) rain forest → estuarine → Guinea savannah → desert
  Show Answer
  The correct answer is A .
• Question 12: The plants that grow in deserts or very dry areas are referred to as Options:
  A) mesophytes
  B) hydrophytes
  C) epiphytes
  D) xerophytes
  Show Answer
  The correct answer is D .
• Question 13: Which of the following structures is common to Euglena, white blood cell and Amoeba? Options:
  A) Vacuole
  B) Cell wall
  C) Cilia
  D) Cell membrane
  Show Answer
  The correct answer is D .
• Question 14:

  The temporary union of two organisms and the exchange of micronuclear elements is called

  Options:
  A) Conjugation
  B) Binary fusion
  C) Extrapolation
  D) Interexchange
  Show Answer
  The correct answer is A .
• Question 15: The stomata of leaves are similar in function to the Options:
  A) pharynx of humans
  B) scales of fish
  C) spiracle of insects
  D) trachea of toads
  Show Answer
  The correct answer is C .
• Question 16:

  Use the diagram to answer the question

  The vertebra illustrated is

  Options:
  A) lumber
  B) thoracic
  C) caudal
  D) cervical
  Show Answer
  The correct answer is B .
• Question 17: Which of the following spreads malaria in Nigeria? Options:
  A) Anopheles mosquito
  B) Culex mosquito
  C) Aedes mosquito
  D) Tsetse fly
  E) House fly
  Show Answer
  The correct answer is A .
• Question 18: A pair of genes that control a trait is referred to as Options:
  A) an allele
  B) recessive
  C) dominant
  D) a hybird
  Show Answer
  The correct answer is A .
• Question 19: An instrument that can be used to demonstrate phototropism and geotropism in plants is the Options:
  A) auxanometer
  B) potometer
  C) klinostat
  D) photometer
  Show Answer
  The correct answer is C .
• Question 20:

  The study of an individual organism or a single species of organism and its environment is

  Options:
  A) Artecology
  B) Ecological concepts
  C) Synecoloy
  D) Biotic composers
  Show Answer
  The correct answer is A .