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 51: A tapeworm has no alimentary canal because Options:
  A) It is autotrophic
  B) It does not feed
  C) It has no enzymes
  D) Its body absorbs digested food
  E) The suckers on the scolex suck blood
  Show Answer
  The correct answer is D .
• Question 52:
  

  The part that will develop into an organ for feeling is labelled

  Options:
  A) IV
  B) III
  C) II
  D) I
  Show Answer
  The correct answer is D .
• Question 53: The correct base pairing for DNA is Options:
  A) adenine → thymine and guanine → cytosine
  B) adenine → guanine and thymine → cytosine
  C) adenine → cytosine and guanine → thymine
  D) adenine → adenine and cytosine → cytosine
  Show Answer
  The correct answer is A .
• Question 54: The function of maxillipeds in crayfish is to aid Options:
  A) walking
  B) swimming
  C) feeding
  D) respiration
  Show Answer
  The correct answer is C .
• Question 55: The ability of the eye to focus on both near and distant objects is termed Options:
  A) image formation
  B) refraction
  C) hypermetropia
  D) Accomodation
  Show Answer
  The correct answer is D .
• Question 56: The character-producing factors in living organisms are Options:
  A) Chromomeres
  B) Alleles
  C) Chromatids
  D) Chromosomes
  E) Genes
  Show Answer
  The correct answer is E .
• Question 57:

  The most abundant group of organisms in the animal kingdom?

  Options:
  A) Mammalia
  B) Aves
  C) Insecta
  D) Annelida
  Show Answer
  The correct answer is C .
• Question 58:

  Which of the following statements is true regarding sexual reproduction in organisms?

  Options:
  A) It involves the fusion of gametes from two parents, resulting in offspring with genetic variation
  B) It involves the production of offspring through a single parent, resulting in genetically identical offspring
  C) It is a form of asexual reproduction where offspring are produced without the involvement of gametes
  D) It does not involve the formation of gametes or the fusion of reproductive cells
  Show Answer
  The correct answer is A .
• Question 59:

  

  The structure responsible for trapping the sun's energy during photosynthesis is

  Options:
  A) 5
  B) 6
  C) 3
  D) 2
  E) 8
  Show Answer
  The correct answer is C .
• Question 60:

  

  The part labelled II is the

  Options:
  A) silk thread
  B) thorax
  C) fore wing
  D) anchor
  Show Answer
  The correct answer is A .