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 1891: 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 1892: Leguminous plants, e.g Mucana, are usually planted in cultivated farmlands because they Options:
  A) enrich the soil with phoshates
  B) provide animals with food
  C) enrich the soil with organic nitrogen
  D) protect the soil from being over-heated
  E) protect the micro organisms in the soil
  Show Answer
  The correct answer is C .
• Question 1893: The diseases caused by water-borne pathogens include Options:
  A) gonorrhoea and poliomyelitis
  B) typhoid and syphilis
  C) tuberculosis and cholera
  D) typhoid and cholera
  Show Answer
  The correct answer is D .
• Question 1894:

  Which of the following is a characteristic feature of Kingdom Plantae?

  Options:
  A) Presence of chloroplasts
  B) Ability to perform photosynthesis
  C) Lack of cell walls
  D) Heterotrophic mode of nutrition
  Show Answer
  The correct answer is A .
• Question 1895: Which of the following is the end product of the digestion of oil Options:
  A) glucose
  B) Glycerol
  C) amino acid
  D) glycogen
  Show Answer
  The correct answer is B .
• Question 1896: In which of the following species is the biomass of an individual the smallest? Options:
  A) Tilapia sp
  B) Agama sp
  C) Bufo sp
  D) Spirogvra sp
  Show Answer
  The correct answer is D .
• Question 1897: The following are examples of air borne diseases, except Options:
  A) Chicken pox
  B) Cholera
  C) common cold
  D) Whooping cough
  Show Answer
  The correct answer is B .
• Question 1898:

  Which of the following blood vessels carries oxygenated blood away from the heart?

  Options:
  A) Arteries
  B) Venules
  C) Capillaries
  D) Veins
  Show Answer
  The correct answer is A .
• Question 1899: if three 30 cm lengths of glass tubes are tightly packed with clay, sand and loamy soils respectively and then stood in a beaker of water for one week, the level of water will be Options:
  A) lowest in the tube with clay
  B) the same in all tubes
  C) lowest in the tube with loamy soil
  D) highest in the tube with sandy soil
  E) lowest in the tube with sandy soil
  Show Answer
  The correct answer is E .
• Question 1900: A germinating seed requires oxygen which is essential for Options:
  A) Converting carbohydrate into glucose
  B) Transporting energy from one part of the plant to another
  C) The production of energy by oxidising essential carbohydrate
  D) Hydrolysis of proteins
  E) The formation of water molecules within the germinating seed
  Show Answer
  The correct answer is C .