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 1311: Mangrove swamp can be found Options:
  A) on a seashore with flat terrains
  B) where a river meets the sea
  C) on a mud flat near the sea
  D) where two rivers meet
  Show Answer
  The correct answer is B .
• Question 1312:

  

  The structure labelled 5 is the

  Options:
  A) neucleolus
  B) Golgi body
  C) mitochondrion
  D) vacuole
  Show Answer
  The correct answer is B .
• Question 1313: i. Growth is mainly apical ii. Growth is specific with definite shape iii. Growth is throughout life. Which of the above correctly describes the growth pattern in plants? Options:
  A) i, ii and iii only
  B) ii and iii only
  C) i and ii only
  D) i and iii only
  Show Answer
  The correct answer is D .
• Question 1314: If X^N is the dominant allele for normal vision and Xⁿ the recessive allele for colour blindness, a boy with the genotype YXⁿ will be Options:
  A) have normal vision
  B) be colour-blind
  C) be totally blind
  D) be a carrier of colour blindness
  Show Answer
  The correct answer is B .
• Question 1315:

  

  Use the diagram above to answer this question.

  The vessel that carries blood from l to ll is the

  Options:
  A) pulmonary artery
  B) pulmonary vein
  C) carotid artery
  D) jugular vein
  Show Answer
  The correct answer is A .
• Question 1316: Underground stems which grow horizontally through the soil are Options:
  A) Bulbs
  B) Rhizomes
  C) Runners
  D) Corms
  E) Stolons
  Show Answer
  The correct answer is B .
• Question 1317: The light sensitive cells in the human eye is called the ................ Options:
  A) Choroid
  B) Sclerotic layer
  C) retina
  D) cones
  Show Answer
  The correct answer is D .
• Question 1318: The function of the ossicles (malleus, incus and stapes) in the mammalian ear is Options:
  A) Transmission of vibrations
  B) Regulation of pressure
  C) Support of the inner ear
  D) Maintenance of balance during motion
  E) Secretion of oil
  Show Answer
  The correct answer is A .
• Question 1319: Flatworms and roundworms are said to be invertebrates because Options:
  A) they are small animals
  B) they can live inside the vertebrates
  C) some of them are unicellular
  D) they have no backbones
  E) they are parasitic
  Show Answer
  The correct answer is D .
• Question 1320:

  

  Use the diagram above to answer this question.

  If the dogs are offspring of a monohybrid cross and the gene G for grey head is dominant cross over its allele g, the individual whose genotype is likely to be gg is

  Options:
  A) ll
  B) l
  C) IV
  D) lll
  Show Answer
  The correct answer is B .