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 821:

  Which of the following eye defects is caused by the inability of the eye to focus light on the retina?

  Options:
  A) Glaucoma
  B) Myopia
  C) Cataracts
  D) Astigmatism
  Show Answer
  The correct answer is B .
• Question 822: The surest way to combine the best qualities of both parents in the offspring is by Options:
  A) cross-breeding
  B) inbreeding
  C) selective breeding
  D) pure breeding
  Show Answer
  The correct answer is A .
• Question 823:

  

  The part that is similar to the bone is labelled

  Options:
  A) IV
  B) III
  C) II
  D) I
  Show Answer
  The correct answer is D .
• Question 824: Hassan and Hussain are identical twins but Hassan grows taller and fatter from Hussain. This is probably because Options:
  A) Hassain inherits genes for tallness and fattness from the father
  B) They have dissimilar genotypes
  C) Hussain is endowed with genes for shortness and thinness
  D) They are raised in different environment
  Show Answer
  The correct answer is B .
• Question 825:

  The attachment of the embryo to the wall of the uterus is called

  Options:
  A) Ovulation
  B) Implantation
  C) Gametogenesis
  D) Placentation
  Show Answer
  The correct answer is B .
• Question 826: Which of the following diseases could be exclusively associated with river basin? Options:
  A) Malaria
  B) Syphilis
  C) Onchocerciasis
  D) Cholera
  E) Poliomyelitis
  Show Answer
  The correct answer is C .
• Question 827: Important abiotic factors which affects all plants and animals in the habitat are Options:
  A) temperature and turbidity
  B) rainfall and relative humididty
  C) salinity and wind direction
  D) temperature and rainfall
  Show Answer
  The correct answer is D .
• Question 828: A food chain always begins with a Options:
  A) consumer
  B) decomposer
  C) producer
  D) primary consumer
  Show Answer
  The correct answer is C .
• Question 829:

  

  The beak structure of the organism is best adapted for?

  Options:
  A) pecking grass
  B) killing and picking fish
  C) pecking woods
  D) sucking nectars
  Show Answer
  The correct answer is D .
• Question 830: When a healthy shoot of a flowering plant is illuminated from one side, auxins, accumulate on the Options:
  A) non-illuminated side of the shoot
  B) illuminated side of the shoot
  C) upper side of the shoot
  D) lower side of the shoot
  Show Answer
  The correct answer is A .