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 31:

  A universal recipient of blood belongs to blood group?

  Options:
  A) O
  B) AB
  C) B
  D) A
  Show Answer
  The correct answer is B .
• Question 32: Where is the energy produced in a cell? Options:
  A) Nucleus
  B) Nucleolus
  C) Lysosomes
  D) Chloroplast
  E) Mitochondria
  Show Answer
  The correct answer is E .
• Question 33: An insect whose economic importance is both harmful and beneficial is the Options:
  A) Tsetsefly
  B) Blackfly
  C) Mosquito
  D) Butterfly
  Show Answer
  The correct answer is D .
• Question 34: The mammalian organ which acts both as a digestive and as an endocrine organ is the Options:
  A) oesophagus
  B) liver
  C) pancreas
  D) spleen
  Show Answer
  The correct answer is C .
• Question 35:

  The process of walking is under the control of the part of the brain called

  Options:
  A) optic lobe
  B) olfactory lobe
  C) cerebellum
  D) medulla oblongata
  Show Answer
  The correct answer is C .
• Question 36: The male reproductive organ of a flower is the Options:
  A) carpel
  B) stamen
  C) petal
  D) sepal
  Show Answer
  The correct answer is B .
• Question 37:

  Which of the following food substances will produce a brick-red colour when warmed with Benedict's solution?

  Options:
  A) Glucose
  B) Starch
  C) Egg White
  D) Maltose
  Show Answer
  The correct answer is A .
• Question 38: The enzyme that is present in the saliva is Options:
  A) rennin
  B) lipase
  C) pepsin
  D) ptyalin
  Show Answer
  The correct answer is D .
• Question 39:

  

  Which of the structure becomes the seed coat after fertilization?

  Options:
  A) 1
  B) 2
  C) 3
  D) 4
  E) 5
  Show Answer
  The correct answer is C .
• Question 40:

  The temporary union of two organisms and the exchange of micronuclear elements is called

  Options:
  A) Conjugation
  B) Binary fusion
  C) Extrapolation
  D) Interexchange
  Show Answer
  The correct answer is A .