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 1191: Lichen is an example of Options:
  A) saprophytic organism
  B) a symbiotic association
  C) an epiphytic plant
  D) a carnivorous plant
  Show Answer
  The correct answer is B .
• Question 1192:

  

  The type of vegetative reproduction illustrated in the diagram above is

  Options:
  A) grafting
  B) adventitious bud
  C) sucker
  D) aerial layering
  Show Answer
  The correct answer is B .
• Question 1193: Refrigeration, as a method of preservation, has ONE of the following characteristics: Options:
  A) Kills all the bacteria
  B) Kill most of the bacteria
  C) Makes the bacteria inactive
  D) Dries food
  E) Hydrolyses food
  Show Answer
  The correct answer is C .
• Question 1194: 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 1195: Spirogyra and mucor can be grouped together as Thallophyta because Options:
  A) They are unicellular organisms
  B) Their spores could be dispersed by wind
  C) They are capable of living independent lives
  D) They reproduce sexually only
  E) Their bodies are made up of thallus and filaments alternatively
  Show Answer
  The correct answer is E .
• Question 1196: Which of the following is likely to occur in a deciduous forest during the dry season? Options:
  A) New leaves are formed
  B) The trees die off
  C) The undergrowth increases
  D) The ground becomes bare
  Show Answer
  The correct answer is D .
• Question 1197: What combination of character should a prey develop to survive the environment of its predator? Options:
  A) Camouflag, well developed limbs and effective vision
  B) Showy colour, big body and well developed limbs
  C) Camouflage, big body and effective vision
  D) Showy colour, well developed muscles and an acute sense of smell
  Show Answer
  The correct answer is A .
• Question 1198:

  The part of the mammalian skin involved in excretion is the

  Options:
  A) sweat glands
  B) malpighian layer
  C) sebaceous gland
  D) horny layer
  Show Answer
  The correct answer is A .
• Question 1199: An insect with a mandibulate mouth part will obtain its food by Options:
  A) biting and chewing
  B) chewing and sucking
  C) chewing
  D) sucking
  Show Answer
  The correct answer is A .
• Question 1200:

  

  In the figure above the cell which controls the opening and closing of stomatal pore is

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  E) 5
  Show Answer
  The correct answer is E .