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 1231: The function of lymph nodes is to Options:
  A) supply oxygen
  B) filter out bacteria
  C) form red blood cells
  D) supply amino acids
  E) supply simple sugars
  Show Answer
  The correct answer is B .
• Question 1232: Fruit enlargement can be induced by spraying young ovary with Options:
  A) cytokinin, abscisic acid and ethylene
  B) gibberellin, ethylene and abscisic acid
  C) auxin, abscisic acid and ethylene
  D) auxin, cytokinin and gibberellin
  Show Answer
  The correct answer is D .
• Question 1233: Which of the following hormones is produced during fright or when agitated? Options:
  A) Insulin
  B) Adrenalin
  C) Thyroxine
  D) Pituitrin
  E) Progesterone
  Show Answer
  The correct answer is B .
• Question 1234:

  Which of the following is an example of an abiotic ecological factor?

  Options:
  A) Temperature
  B) Competition
  C) Predation
  D) Symbiosis
  Show Answer
  The correct answer is A .
• Question 1235: Sting cells are normally found in Options:
  A) Flatworms
  B) Hydra
  C) Snails
  D) Paramecium
  Show Answer
  The correct answer is B .
• Question 1236:
  

  What is the function of 3?

  Options:
  A) cutting of large piece of food
  B) seizure and tearing of prey
  C) Grinding of food
  D) Tearing of flesh only
  Show Answer
  The correct answer is B .
• Question 1237:

  

  The main function of 6 is to

  Options:
  A) separate 5 from 7
  B) produce more of 5 and 7
  C) produce cork
  D) translocate water and mineral salt
  E) conduct carbondioxide to the other plant
  Show Answer
  The correct answer is B .
• Question 1238: 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 1239: Taenia solium can be found in Options:
  A) cow
  B) goat
  C) dog
  D) pig
  Show Answer
  The correct answer is D .
• Question 1240:

  

  Use the diagram below to answer the question that follow:

  The diagram represents a

  Options:
  A) Hygrometer
  B) Wind vane
  C) Anemometer
  D) Rain gauge
  Show Answer
  The correct answer is C .