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 981: Yeast respires anaerobically to convert simple sugar to carbon (IV) oxide and Options:
  A) alcohol
  B) acid
  C) oxygen
  D) water
  Show Answer
  The correct answer is A .
• Question 982:

  One important characteristics of green plant is that they

  Options:
  A) possess specialized sense organs
  B) Are usually motile
  C) Are autotropic
  D) Respond slowly to stimuli
  Show Answer
  The correct answer is C .
• Question 983:

  Which of the following instruments is used to estimate the number of plants in a habitat?

  Options:
  A) pooter
  B) pitfall trap
  C) quadrant
  D) sweep net
  Show Answer
  The correct answer is C .
• Question 984: Which of the following insects undergoes incomplete metamorphosis? Options:
  A) Mosquito
  B) Termite
  C) Housefly
  D) Moth
  Show Answer
  The correct answer is B .
• Question 985: 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 986: The path followed by air as it passes through the lungs in mammals Options:
  A) cochlea
  B) pinna
  C) perilymph
  D) vestibular system
  Show Answer
  The correct answer is D .
• Question 987:

  

  The structure that are common to both plant and animal cells are labelled

  Options:
  A) IV and I
  B) II and IV
  C) II and III
  D) I and II
  Show Answer
  The correct answer is C .
• Question 988: Green plants are distinguished from other living organisms by their ability to Options:
  A) make use of water
  B) make use of oxygen
  C) respond to sunlight
  D) manufactured their own food
  Show Answer
  The correct answer is D .
• Question 989:

  

  The structure labelled I is formed as a result of the fusion of

  Options:
  A) two pairs of nuclei
  B) several pairs of nuclei
  C) a pair of nuclei
  D) two pairs of nucleoli
  Show Answer
  The correct answer is B .
• Question 990: Growth can best be determined in a population of Spirogyra by measuring the Options:
  A) total length of the filament
  B) total widths of the filaments
  C) rate of photosynthesis in the population
  D) dry weights of the organism
  Show Answer
  The correct answer is A .