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 501: 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 502: The outer layer of the kidney where the Bowman's capsules are found is the Options:
  A) cortex
  B) peivis
  C) medulla
  D) pyramid
  Show Answer
  The correct answer is A .
• Question 503:

  

  Starch is usually stored in the part labelled

  Options:
  A) I
  B) II
  C) III
  D) Iv
  Show Answer
  The correct answer is B .
• Question 504: A phenomenon by which an animal goes into a state of dormancy during the dry season is called Options:
  A) hibernation
  B) aestivation
  C) incubation
  D) deactivation
  Show Answer
  The correct answer is B .
• Question 505: The main distinguishing features between the soldier termite and other members of the caste are the Options:
  A) presence of wings, possession of a small head and large thorax
  B) presence of wings, possession of a large thorax and a small head
  C) absence of wings, possession of strong mandibles and a large head
  D) absence of wings,possession of big head and the absence of mandible
  Show Answer
  The correct answer is C .
• Question 506:

  The change in the genetic make up of an organism resulting in an inheritable characteristics which is new is

  Options:
  A) Mutation
  B) Locus
  C) Hybrid
  D) Diploid
  Show Answer
  The correct answer is A .
• Question 507: In the alimentary system of a bird, the function of teeth is carried out by the Options:
  A) crop
  B) beak
  C) gizzard
  D) tongue
  Show Answer
  The correct answer is C .
• Question 508: The process by which organisms keep their internal condition relatively stable is called Options:
  A) metabolism
  B) evolution
  C) gametogenesis
  D) homeostasis
  Show Answer
  The correct answer is D .
• Question 509:

  

  Use the diagram above to answer this question.

  The gas evolved in the process is

  Options:
  A) carbon (IV) oxide
  B) nitrogen
  C) oxygen
  D) carbon (II) oxide
  Show Answer
  The correct answer is A .
• Question 510:

  Conversion of atmosphere carbon into chemical bond energy occurs during the process of?

  Options:
  A) transpiration
  B) photosynthesis
  C) digestion
  D) respiration
  Show Answer
  The correct answer is B .