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 1011:

  

  The structure above represents a

  Options:
  A) caudal vertebra
  B) lumbar vertebra
  C) thoracic vertebra
  D) cervical vertebra
  Show Answer
  The correct answer is D .
• Question 1012: Which of the following associations is an example of mutualism Options:
  A) hydra viridis and zoochlorellae
  B) human and lice
  C) shark and remora fish
  D) bread and rhizopus stolonifer
  Show Answer
  The correct answer is A .
• Question 1013: A major limitation in the use of the potometer for measuring the rate of transpiration is that Options:
  A) it is made of breakable glass materials
  B) it measures the rate of water intake
  C) it measure the rate of water loss throuh the stern only
  D) the movement of the air buble in the potometer cannot be timed accurately
  Show Answer
  The correct answer is D .
• Question 1014: Which of the following organs regulates the levels of water. salts, hydrogen ions, and urea in the mammals? Options:
  A) Kidney
  B) Colon
  C) Bladder
  D) Liver
  Show Answer
  The correct answer is A .
• Question 1015: A farm practice that result in the loss of soil fertility is Options:
  A) mixed farming
  B) bush fallowing
  C) shifting cultivation
  D) continous cropping
  Show Answer
  The correct answer is D .
• Question 1016:

  

  Use the diagram to answer the question that follows:

  The instrument is used to measure

  Options:
  A) atmospheric pressure
  B) relative humidity
  C) direction of wind
  D) speed of wind
  Show Answer
  The correct answer is D .
• Question 1017:

  Ecological Zone	Temperature (oC)	Rainfall (mm)
  I	45	300
  II	32	2000
  III	30	2200
  IV	15	800

  From the table above high relative humidity will be expected in zones

  Options:
  A) I and III
  B) I and IV
  C) II and III
  D) II and IV
  Show Answer
  The correct answer is C .
• Question 1018:

  Which of the following statements is true regarding sex-linked traits?

  Options:
  A) Sex-linked traits are located on the sex chromosomes
  B) Sex-linked traits are inherited only from the mother
  C) Sex-linked traits are more commonly observed in females
  D) Sex-linked traits are not influenced by hormonal factors
  Show Answer
  The correct answer is A .
• Question 1019:

  Mass of a crucible = 10g,

  Mass of a crucible and soil before heating =29g

  Mass of a crucible and soil after heating = 18g

  From the information above, determine the percentage of water in the given soil sample?

  Options:
  A) 20%
  B) 25%
  C) 40%
  D) 60%
  Show Answer
  The correct answer is D .
• Question 1020:

  Use the diagram to answer the question.

  The process of water loss and intake indicated by the arrows labelled i and ii are respectively

  Options:
  A) evaporation and osmosis
  B) osmosis and exhalation
  C) osmosis and diffusion
  D) urination and diffusion
  Show Answer
  The correct answer is B .