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 1961: The mode of nutrition of sun dew and bladder wort can be described as Options:
  A) saprophytic
  B) holozoic
  C) chemosynthetic
  D) autotrophic
  Show Answer
  The correct answer is B .
• Question 1962: Oxygen from the atmosphere reaches the mammalian blood stream through one of the path indicated below. Indicate the correct path, a = mouth, b = trachea, c = bronchiole, d = nostril, e = bronchus, f = alveoli Options:
  A) a → b → e → f → d
  B) b → d → f → e → c
  C) d → b → e → c → f
  D) b → a → f → e → c
  E) f → e → c → d → c
  Show Answer
  The correct answer is C .
• Question 1963:

  Which of the reproductive system in mammals secretes a part of the seminal fluid which raises the pH of the fluid in the female reproductive system?

  Options:
  A) Cowper's gland
  B) Prostate gland
  C) Vas deferens
  D) Seminal Vesicle
  Show Answer
  The correct answer is A .
• Question 1964: In a dicot leaf, guard cells differ from other epidermal cells because they Options:
  A) have no definite shape
  B) lack nuclei
  C) are smaller
  D) contain chloroplast
  E) lack vacuole
  Show Answer
  The correct answer is D .
• Question 1965:

  The hormone which regulates the amount of glucose in the blood is called?

  Options:
  A) Adrenalin
  B) Auxin
  C) Insulin
  D) Thyroxine
  Show Answer
  The correct answer is C .
• Question 1966:

  

  Blood vessels usually pass through the structure labelled

  Options:
  A) III
  B) II
  C) V
  D) IV
  Show Answer
  The correct answer is B .
• Question 1967: Hermophroditic reproduction can be found among the Options:
  A) Arthropods and nematodes
  B) Pisces and amphibians
  C) Annelids and molluscs
  D) coelenterates and platyhelminthes
  Show Answer
  The correct answer is D .
• Question 1968:

  

  The structure labelled II is known as

  Options:
  A) sweat gland
  B) lymph vessel
  C) blood vessel
  D) nerve ending
  Show Answer
  The correct answer is B .
• Question 1969: The swollen shoot disease of cocoa tree is caused by a Options:
  A) virus
  B) fungus
  C) bacterium
  D) protozoan
  Show Answer
  The correct answer is A .
• Question 1970:

  Given the equation:

  6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ {Under sunlight & Chlorophyll)

  The oxygen given off during the above process is derived from

  Options:
  A) sunlight
  B) chlorophyll
  C) carbon dioxide
  D) atmosphere
  E) water
  Show Answer
  The correct answer is E .