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 2181:

  

  In the diagram, the part labelled I is the

  Options:
  A) xylem
  B) phleom
  C) root hairs
  D) cortex
  Show Answer
  The correct answer is C .
• Question 2182:

  

  Use the diagram above to answer this question.

  In which plantation are all the trees between the height of 2-4m?

  Options:
  A) lll
  B) ll
  C) l
  D) lV
  Show Answer
  The correct answer is A .
• Question 2183: If a ring of bark and phloem is removed from a stem, the Options:
  A) plant dies immediately
  B) plant dies after two days
  C) movement of food is not affected
  D) movement of minerals is hardly affected
  Show Answer
  The correct answer is D .
• Question 2184:
  

  Which of the labelled parts is the diastema?

  Options:
  A) 2
  B) 3
  C) 4
  D) 6
  Show Answer
  The correct answer is B .
• Question 2185: 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 2186:

  Which of the following is an example of physiological variation in organisms?

  Options:
  A) Variation in blood pressure among individuals
  B) Variation in beak shape among finches
  C) Differences in fur color in rabbits
  D) Variation in leaf shape in plants
  Show Answer
  The correct answer is A .
• Question 2187: The part of the human gut that has an acidic content is the Options:
  A) stomach
  B) duodenum
  C) ileum
  D) colon
  Show Answer
  The correct answer is A .
• Question 2188: The wings of a bat and those of a bird are examples of Options:
  A) convergent evolution
  B) continuous variation
  C) coevolution
  D) divergent evolution
  Show Answer
  The correct answer is A .
• Question 2189:

  An ecological instrument used to measure wind direction is?

  Options:
  A) Secchi disc
  B) wind vane
  C) anemometer
  D) slope gauge
  Show Answer
  The correct answer is B .
• Question 2190:

  

  In the diagram, the male sex cells are contained in the part labelled

  Options:
  A) i
  B) ii
  C) iii
  D) iv
  Show Answer
  The correct answer is B .