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 1841: A characteristic of the phylum coelenterata is that Options:
  A) most of them are marine
  B) they possess a gut with a single opening
  C) thy possess numerous pores on their body
  D) they are bilaterally symmetrical
  Show Answer
  The correct answer is B .
• Question 1842:

  

  Use the diagram above to answer this question. The structure labelled l is

  Options:
  A) photosensitive
  B) radiosensitive
  C) chemoreceptive
  D) tactile
  Show Answer
  The correct answer is D .
• Question 1843: Which of the following is not part of the mammalian male reproductive organ? Options:
  A) Epididymis
  B) Vas deferens
  C) testis
  D) Vulva
  Show Answer
  The correct answer is D .
• Question 1844:

  Which of the following type of soil has the highest water retaining capacity?

  Options:
  A) Loam
  B) Laterite
  C) Clay
  D) Sand
  Show Answer
  The correct answer is C .
• Question 1845: A step in the movement of energy through an ecosystem is a description that best fits the term Options:
  A) food chain
  B) trophic level
  C) pyramid of numbers
  D) food web
  Show Answer
  The correct answer is B .
• Question 1846:

  

  At which stage in this cycle can a man be infected?

  Options:
  A) 2
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is A .
• Question 1847: The part of the brain that controls heart beat and breathing is the Options:
  A) olfactory lobe
  B) cerebellum
  C) cerebral hemisphere
  D) medulla oblongata
  Show Answer
  The correct answer is D .
• Question 1848: Urea formation occurs in the Options:
  A) heart
  B) liver
  C) lung
  D) kidney
  Show Answer
  The correct answer is B .
• Question 1849: The removal of a man’s pancreas by surgical operation can affect only the digestion of Options:
  A) Starch
  B) Starch, protein and fats
  C) Oils and fats
  D) Proteins
  E) Carbohydrates and fats
  Show Answer
  The correct answer is B .
• Question 1850: 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 .