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 611: The path followed by air as it passes through the lungs in mammals is Options:
  A) trachea → bronchi → bronchioles → alveoli
  B) bronchi → trachea → alveoli → bronchioles
  C) trachea → bronchioles → alveoli
  D) bronchioles → alveoli → bronchi →trachea
  Show Answer
  The correct answer is A .
• Question 612: a potometer was used to compare the rate of loss of the same volume of water from a plant under different environmental conditions as under a fan, at the sea shore, under the sun, in the airy laboratory and in cupboard. What time was likely to have been obtained in a cupboard? Options:
  A) 15 secs
  B) 30secs
  C) 25secs
  D) 20secs
  E) 28secs
  Show Answer
  The correct answer is B .
• Question 613:

  Some of the features of an animal are scales,teeth, nares, and backbone. The animal is likely to be a?

  Options:
  A) toad
  B) bird
  C) lizard
  D) rat
  Show Answer
  The correct answer is C .
• Question 614: Which of the following is not a characteristics of snail? Options:
  A) Bilateral symmetry
  B) Chitinous exoskeleton
  C) Muscular foot
  D) soft unsegmented body in mantle
  Show Answer
  The correct answer is B .
• Question 615: 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 616:

  

  The structure responsible for trapping the sun's energy during photosynthesis is

  Options:
  A) 5
  B) 6
  C) 3
  D) 2
  E) 8
  Show Answer
  The correct answer is C .
• Question 617: A group of organisms of different species living in a particular area is described as a Options:
  A) colony
  B) community
  C) population
  D) niche
  Show Answer
  The correct answer is B .
• Question 618: Which of the following is a polysaccharide? Options:
  A) Glucose
  B) Sucrose
  C) Maltose
  D) Cellulose
  Show Answer
  The correct answer is D .
• Question 619: Behaviour conditioning was described by Options:
  A) Felix Dujartin
  B) Gregormendel
  C) Ivan pavlov
  D) Mathias schnelden
  Show Answer
  The correct answer is C .
• Question 620: Which of these parts of the mammalian ears is directly concerned with the sense of balance? Options:
  A) Cochlea
  B) Eustachian tube
  C) Ear-drum
  D) Pinna
  E) Semicircular canals
  Show Answer
  The correct answer is E .