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 111: Paternity dispute can most accurately be resolved through the use of Options:
  A) Finger printing
  B) blood group typing
  C) DNA analysis
  D) tongue-rolling
  Show Answer
  The correct answer is C .
• Question 112:

  Man can contact tapeworm through

  Options:
  A) ingesting uncooked meat
  B) from fish
  C) from breathing
  D) through contact
  Show Answer
  The correct answer is A .
• Question 113:

  People who suck petrol with their mouths run the risk of increasing in their blood the concentration of

  Options:
  A) iron
  B) lead
  C) calcium
  D) magnesium
  Show Answer
  The correct answer is B .
• Question 114: Nervous control differs from hormonal control in that the former Options:
  A) involves only chemical transmision
  B) is a lower process
  C) produces short-term changes
  D) has no specific pathway
  Show Answer
  The correct answer is C .
• Question 115:

  Which of the following plant tissues is responsible for transporting water and nutrients from the roots to the rest of the plant?

  Options:
  A) Mesophyll
  B) Xylem
  C) Epidermis
  D) Phloem
  Show Answer
  The correct answer is B .
• Question 116:

  Both recesssive and dominant characters are found

  Options:
  A) on different chromosome in the cell
  B) at the same logus of a homologous chromosome
  C) at a different loci of a homologous chromosome
  D) on the same chromatid in a chromosome
  Show Answer
  The correct answer is B .
• Question 117:

  Which of the following will have the least effect on the rate of change of the numbers in a population

  Options:
  A) Mutation
  B) Food Supply
  C) Disease
  D) Predation
  Show Answer
  The correct answer is A .
• Question 118: A larger percentage of tropical soils tends to be acidic because they Options:
  A) contain large quantities of potash
  B) contain large quantities of lime
  C) lose a high proportion of their organic matter to running water
  D) lose lime and potash from the top soil through rain action
  Show Answer
  The correct answer is D .
• Question 119: The possession of scales, laying of eggs with shells and bony structure of the head are characteristics shared by Options:
  A) birds and reptiles
  B) fishes and birds
  C) reptiles and fishes
  D) birds and molluscs
  Show Answer
  The correct answer is A .
• Question 120: Gestation in mammals is the period Options:
  A) required for growth after birth
  B) between the formation of the foetus and birth
  C) of development from zygote to birth
  D) before the formation of the zygote
  Show Answer
  The correct answer is B .