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 311: A germinating seed requires oxygen which is essential for Options:
  A) converting carbonhydrate into glucose
  B) Transporting energy from part of the plant to another
  C) The production of energy by oxidising essential carbonhydrate
  D) hydrolysis of protein
  E) The formation of water molecules within the germinating seed
  Show Answer
  The correct answer is C .
• Question 312:

  

  In the diagram, the genotypic ratio of the offspring of the cross is

  Options:
  A) 1:2
  B) 1:2:1
  C) 1:1:1:1
  D) 3:1
  Show Answer
  The correct answer is B .
• Question 313:

  Accessory material in a chicken egg include the following except

  Options:
  A) Albumen
  B) Shell membrane
  C) Shell
  D) Germinal disc
  Show Answer
  The correct answer is D .
• Question 314: A farmer x working in a swamp did not eat any food nor drink any water. Which of this diseases can he not contact Options:
  A) Cholera
  B) Bilharzia
  C) River blindness
  D) Malaria
  E) Sleeping sickness
  Show Answer
  The correct answer is A .
• Question 315: The structure that is common in the embryos of mammals, amphibians, birds, fishes and reptiles and which is an evidence of their common ancestry is the Options:
  A) eye
  B) chorion
  C) allantois
  D) gill-silts
  Show Answer
  The correct answer is D .
• Question 316:

  Which of the following pairs of organisms are photosynthetic?

  Options:
  A) Amoeba and paramecium
  B) Euglena and chlamydomonas
  C) Volvox and Rhizopus
  D) Nostoc and plasmodium
  Show Answer
  The correct answer is B .
• Question 317: The following parts are involved in breathing process, except Options:
  A) mouth
  B) nostrils
  C) ribs
  D) diaphragm
  Show Answer
  The correct answer is A .
• Question 318:

  The bright colours of the comb and feathers in the peacock are for?

  Options:
  A) sex differentiation
  B) beauty
  C) courtship
  D) defence
  Show Answer
  The correct answer is C .
• Question 319:

  

  Use the diagram above to answer this question.

  Which of the organisms is characterized by the possession of a chitinous exoskeleton?

  Options:
  A) l
  B) ll
  C) lll
  D) lV
  Show Answer
  The correct answer is A .
• Question 320: The dominant phase in the life cycle of a bryophyte is the Options:
  A) gametangium
  B) sporophyte
  C) gametophyte
  D) prothallus
  Show Answer
  The correct answer is C .