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: Snails belong to the phylum Options:
  A) Annelida
  B) Mollusca
  C) Echinodermata
  D) nematode
  Show Answer
  The correct answer is B .
• Question 1602: A group of organisms of different species living in a particular area is described as a Options:
  A) colony
  B) community
  C) population
  D) niche
  Show Answer
  The correct answer is B .
• Question 1603: A biotic factor which affects the distribution and abundance of organisms in a terrestrial habitat is Options:
  A) temperature
  B) competition
  C) pH
  D) light
  Show Answer
  The correct answer is B .
• Question 1604: A woman with the ability to roll her tongue (Tt) marries a man who cannot roll his tongue(tt). what is the probability of each of their children being a tongue roller? Options:
  A) 100%
  B) 75%
  C) 50%
  D) 25%
  Show Answer
  The correct answer is C .
• Question 1605: The number of plants species obtained from a population study of a garden is as follows: Guinea grass (15), Ipomea spp (5), sida spp (7) and Imperata spp (23). What is the percentage of occurrence of Imperata spp? Options:
  A) 35%
  B) 16%
  C) 46%
  D) 23%
  Show Answer
  The correct answer is C .
• Question 1606:
  

  Use the diagram above to answer this question.

  The developing embryo is usually contained in the part labelled

  Options:
  A) IV
  B) III
  C) II
  D) I
  Show Answer
  The correct answer is C .
• Question 1607: Which organ removes the largest amount of excess water from the body? Options:
  A) Liver
  B) Lung
  C) Kidney
  D) skin
  Show Answer
  The correct answer is C .
• Question 1608: Fruits which develop without fertilization of the ovule are Options:
  A) false
  B) multiple
  C) aggrgate
  D) parthenocarpic
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  The correct answer is D .
• Question 1609: Mangrove swamp can be found Options:
  A) on a seashore with flat terrains
  B) where a river meets the sea
  C) on a mud flat near the sea
  D) where two rivers meet
  Show Answer
  The correct answer is B .
• Question 1610: Countershading is an adaptive feature that enables animals to Options:
  A) fight enemies
  B) remain undetected
  C) warn enemies
  D) attract mates
  Show Answer
  The correct answer is B .