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 1601: An increase in air pressure in the lungs is due to the Options:
  A) increase in the volume of the thoracic cavity
  B) upward movement of he ribs
  C) relaxation of the diaphragm
  D) contraction of the intercostal musles
  Show Answer
  The correct answer is C .
• Question 1602: Below are some group of diseases. Which group of diseases is caused by bacteria? Options:
  A) Tuberculosis, smallpox
  B) Gonorrhoea, measles
  C) Tuberculosis, polio
  D) Sleeping sickness, measles
  E) Syphilis, gonorrhoea
  Show Answer
  The correct answer is E .
• Question 1603: One of these is present in both plant and animal cell? Options:
  A) Cell membrane
  B) Cell wall
  C) Chloroplast
  D) Large cell vacuole
  Show Answer
  The correct answer is A .
• Question 1604: The most important physical factor which affects an organism living in the intertidal zone of the seashore is Options:
  A) pH
  B) salinity
  C) wave action
  D) temperature
  Show Answer
  The correct answer is C .
• Question 1605: The region that control most of the unconscious processes of a mammalian body is the Options:
  A) cerebellum
  B) cerebrum
  C) spinal cord
  D) medulla oblongata
  Show Answer
  The correct answer is C .
• Question 1606: The endoplast cells found in hydra are used for Options:
  A) reproduction
  B) offence and defence
  C) locomotion and nutrition
  D) food collection
  Show Answer
  The correct answer is A .
• Question 1607: What part of the central nervous system is concerned with answering an examination question Options:
  A) Cerebrum
  B) Cerebellum
  C) Medulla oblongata
  D) Spinal cord
  Show Answer
  The correct answer is A .
• Question 1608: Which of the following statements gives the BEST description of bark? Options:
  A) Tissue outside the vascular cambium
  B) Cork-like tissue found only in stems
  C) Brown tissue never found in primary growth
  D) Cork-like tissues of old trees
  Show Answer
  The correct answer is B .
• Question 1609: The waste product of plants used in the conversion of hide to leather is Options:
  A) gum
  B) alkaloid
  C) tannin
  D) resin
  Show Answer
  The correct answer is C .
• Question 1610:

  

  The organism above is

  Options:
  A) chlamydomonas
  B) algae
  C) volvox
  D) euglena
  Show Answer
  The correct answer is C .