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 1911: Which one of the following option is not true for mucor of Rhizophus? it Options:
  A) Grows on moist dead organic matter
  B) Is a plant
  C) Has cellulose cell-wall
  D) Reproduce asexually by producing a spore
  E) Has no chlorophyll
  Show Answer
  The correct answer is B .
• Question 1912:

  In the root vascular system, the stele is directly surrounded by the

  Options:
  A) pericycle
  B) cortex
  C) endodermis
  D) parenchyma
  Show Answer
  The correct answer is C .
• Question 1913: Which of the following is the direct consequence of transferring energy from one trophic level to another? Options:
  A) An increase in biomass
  B) A decrease in the efficiency
  C) An increase in the total numbers of resulting individuals
  D) A decrease in the resulting biomass
  Show Answer
  The correct answer is D .
• Question 1914: The function of the ossicles (malleus, incus and stapes) in the mammalian ear is Options:
  A) Transmission of vibrations
  B) Regulation of pressure
  C) Support of the inner ear
  D) Maintenance of balance during motion
  E) Secretion of oil
  Show Answer
  The correct answer is A .
• Question 1915: Any dry fruit which can break into several parts each containing one seed is a Options:
  A) capsule
  B) aggregrate fruit
  C) legume
  D) schizocarp
  E) follicle
  Show Answer
  The correct answer is D .
• Question 1916: Hydrostatic skeleton is the type of supporting system found in Options:
  A) mammals
  B) reptiles
  C) oligochaetes
  D) arthropods
  Show Answer
  The correct answer is C .
• Question 1917:

  

  From the diagram above the angle between the parts labelled II and III is the

  Options:
  A) bud
  B) node
  C) internode
  D) axil
  Show Answer
  The correct answer is D .
• Question 1918: The greatest amount of energy will be obtained by the oxidation of 100kg of Options:
  A) meat
  B) butter
  C) sugar
  D) biscuits
  Show Answer
  The correct answer is B .
• Question 1919: In which part of the human body does the secretion of the growth hormone occur? Options:
  A) Head region
  B) Waist region
  C) Neck region
  D) Gonads
  Show Answer
  The correct answer is A .
• Question 1920: The nitrifying bacteria, Nitrosomonas, convert ammonia to Options:
  A) nitirites
  B) nitric acid
  C) niitrates
  D) nitrous oxide
  Show Answer
  The correct answer is A .