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 301: The anatomical evidence usually used in support of the evolutionary relationship among whales, human, birds, and dogs is the possession of Options:
  A) thick skin
  B) pentadactyl limb
  C) tail
  D) epidermal structure
  Show Answer
  The correct answer is B .
• Question 302: Which of the following is a sex-linked character? Options:
  A) Sickle-cell anaemia
  B) Tongue rollling
  C) Skin colour
  D) Colour blindness
  Show Answer
  The correct answer is D .
• Question 303:

  Which of the following is NOT true of wind-pollinated flowers?

  Options:
  A) A large amount of pollen produced
  B) Light smooth pollen grains
  C) Small inconspicuous flowers
  D) Scented petals
  E) Large pendulous anther
  Show Answer
  The correct answer is D .
• Question 304: Which of the following is not a characteristics of snail? Options:
  A) Bilateral symmetry
  B) Chitinous exoskeleton
  C) Muscular foot
  D) soft unsegmented body in mantle
  Show Answer
  The correct answer is B .
• Question 305:

  Succession that occurs on an abandoned farm land is?

  Options:
  A) tertiary
  B) secondary
  C) primary
  D) climax
  Show Answer
  The correct answer is C .
• Question 306: The part of the brain that controls body posture in mammals is the Options:
  A) thalamus
  B) cerebellum
  C) spinal cord
  D) cerebrum
  Show Answer
  The correct answer is B .
• Question 307:

  

  Which of the labelled parts will develop into a new maize plant?

  Options:
  A) 2
  B) 3
  C) 4
  D) 5
  Show Answer
  The correct answer is B .
• Question 308: For heterotrophic organisms, competition is least caused by the inadequacy of Options:
  A) mates
  B) space
  C) light
  D) nutrients
  Show Answer
  The correct answer is C .
• Question 309: 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 310:

  During mitosis, the stage at which chromosomes lines up around the equator is?

  Options:
  A) telophase
  B) metasphase
  C) anaphase
  D) prophase
  Show Answer
  The correct answer is B .