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 1461:

  

  An economic importance of the organism represented by IV is that

  Options:
  A) it transmit water borne disease to humans
  B) it is distructive to farm crops
  C) its faeces pollutes drinkng water
  D) it helps in the control of mosquito larvae
  Show Answer
  The correct answer is B .
• Question 1462: Each of the following is an anthropod EXCEPT the Options:
  A) crab
  B) spider
  C) snail
  D) milipede
  E) cockroach
  Show Answer
  The correct answer is C .
• Question 1463: The amount of water loss from a leaf can be detected using Options:
  A) lime-water
  B) red litmus paper
  C) blue litmus paper
  D) blue cobalt chloride paper
  E) pink cobalt chloride paper
  Show Answer
  The correct answer is D .
• Question 1464: The physical space occupied by an organism together with its functional role in community can be described as Options:
  A) environment
  B) biome
  C) niche
  D) habitat
  Show Answer
  The correct answer is C .
• Question 1465: The hereditary characters in plants and animals are located on the Options:
  A) gene
  B) mucleus
  C) chromosome
  D) cell
  Show Answer
  The correct answer is C .
• Question 1466: Secondary succession is much faster than primary succession because Options:
  A) pioneer colonizers are more in number
  B) soil is already present
  C) secondary seres require less nutrients
  D) species competition is increased
  Show Answer
  The correct answer is A .
• Question 1467:

  

  Use the diagram above to answer this question.

  With respect to their decreasing dependence on aquatic conditions for reproduction, which of the following is the correct arrangement of the animals represented?

  Options:
  A) l,IV,II and lll
  B) IV, lll, ll and l
  C) l, ll, IV and lll
  D) lll, ll, IV and l
  Show Answer
  The correct answer is B .
• Question 1468:

  

  In the diagram, the structures used for offense and defense are labelled

  Options:
  A) i and iv
  B) i and ii
  C) ii and iii
  D) iii and iv
  Show Answer
  The correct answer is B .
• Question 1469:

  Use the following information to answer the question below.

  I. Test tube containing cane sugar and water . ll. Test tube containing cane sugar and diluted acid. III. Test tube containing cane sugar and its degrading enzyme .

  The enzyme involved in the hydrolysis is

  Options:
  A) rennin
  B) erepsin
  C) sucrase
  D) maltase
  Show Answer
  The correct answer is C .
• Question 1470: Plants tend to prevent overcrowding by means of efficient Options:
  A) water uptake
  B) seed germination
  C) pollination
  D) seed dispersal
  Show Answer
  The correct answer is D .