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 511: The difference and similarities among living things account for Options:
  A) diversity
  B) stability
  C) competition
  D) evolution
  Show Answer
  The correct answer is D .
• Question 512: Where is the food stored in yam plant? Options:
  A) stem
  B) Bud
  C) Adventitous root
  D) Leaves
  E) Tap root
  Show Answer
  The correct answer is A .
• Question 513: Chemosynthetic organisms are capable of manufacturing their food from simple inorganic substances through the process of Options:
  A) oxidation
  B) denitrification
  C) reduction
  D) phosphorylation
  Show Answer
  The correct answer is A .
• Question 514: In the egg of a bird, the embryo is located in the Options:
  A) Yolk
  B) Embryo disc IV
  C) Chalaza
  D) Albumen
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  The correct answer is A .
• Question 515:

  

  In the experimental set-up, the rubber sheet represents the organ called

  Options:
  A) pleural cavity
  B) lungs
  C) diaphragm
  D) intercostal muscles
  Show Answer
  The correct answer is C .
• Question 516:

  In demonstrating the importance of mineral elements in plants, the culture bottle must be darkened to?

  Options:
  A) prevent algal growth in culture solution
  B) allow root growth
  C) prevent breakdown of mineral elements
  D) prevents photosynthesis in the root
  Show Answer
  The correct answer is A .
• Question 517: In terms of the number of individuals, which of the following taxa is most inclusive? Options:
  A) order
  B) family
  C) class
  D) species
  Show Answer
  The correct answer is C .
• Question 518: Which of the following ecological factors are common to both terrestrial and aquatic habitats? Options:
  A) Rainfall, temperature and light
  B) Salinity, rainfall and altitude
  C) Tides, wind, rainfall and altitude
  D) pH, salinity, rainfall and humidity.
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  The correct answer is A .
• Question 519: Which of these is not a characteristics of a wind pollinated flowers? Options:
  A) A smaller quantities of sticky pollen produce
  B) Feathery styles of stigmas pendulously hang outrside the flower
  C) small inconspicuous scentless flower
  D) large anthers which are loosley attched to the filament
  E) Light pollen grains produced in large quantities from the anthers
  Show Answer
  The correct answer is A .
• Question 520: The turbidity of a pond can be measured using the Options:
  A) anaemometer
  B) secchi disc
  C) theodolite
  D) hydrometer
  Show Answer
  The correct answer is B .