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 351: Which of the following is NOT true of spirogyra? Options:
  A) Reproduces by conjugation
  B) Reproduces by fragmentation
  C) Consist of branched filaments
  D) Consist of unbranched filaments
  Show Answer
  The correct answer is C .
• Question 352: An example of monohybride inheritance in man is Options:
  A) astigmatism
  B) cretinism
  C) hyperthyroidism
  D) albinism
  Show Answer
  The correct answer is D .
• Question 353:

  Which of the following best describes physiological variation in biology?

  Options:
  A) Variations in the physiological processes and functions of organisms
  B) Differences in physical characteristics and appearance within a population
  C) Differences in behavior and social interactions among individuals
  D) Variations in the genetic makeup of individuals within a species
  Show Answer
  The correct answer is A .
• Question 354: If a handful of soil is shaken with water and left to settle, the soil particles will settle from light to heavy particles as follows Options:
  A) humus, clay, silt, sand, stones
  B) humus, silt, clay, sand, stones
  C) humus, clay,silt, stones, sand
  D) humus, sand, silt, clay, stones
  E) clay, humus, silt, sand, stones
  Show Answer
  The correct answer is A .
• Question 355: A collection of achenes formed from several carpels of a flower is Options:
  A) a multiple fruit
  B) an aggregate fruit
  C) a shizocarp
  D) a simple fruit
  Show Answer
  The correct answer is C .
• Question 356: Which of the following instruments is used to measure relative humidity? Options:
  A) Hydrometer
  B) Thermometer
  C) Hygrometer
  D) Anemometer
  Show Answer
  The correct answer is C .
• Question 357:

  Which of the reproductive system in mammals secretes a part of the seminal fluid which raises the pH of the fluid in the female reproductive system?

  Options:
  A) Cowper's gland
  B) Prostate gland
  C) Vas deferens
  D) Seminal Vesicle
  Show Answer
  The correct answer is A .
• Question 358: The number of alleles controlling blood groups in humans Options:
  A) 3
  B) 4
  C) 5
  D) 2
  Show Answer
  The correct answer is A .
• Question 359: Genetically modified food products have not become universally accepted because Options:
  A) they are not tasty as others produced by conventional means
  B) they are usually costlier than others produced by conventional means
  C) their effects on human consumers is not yet fully understand
  D) the technology can be applied only in developed countries
  Show Answer
  The correct answer is C .
• Question 360:

  

  What is the name of the structure labelled 2?

  Options:
  A) Odontoid process
  B) Olecranon process
  C) Patella
  D) Condyle
  Show Answer
  The correct answer is B .