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 821:

  A group of organism 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 822:

  

  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 823: In community, bacteria and fungi are referred to as Options:
  A) producers
  B) decomposers
  C) scavengers
  D) consumers
  Show Answer
  The correct answer is B .
• Question 824: During blood transfusion, agglutination may occur as a result of the reaction between Options:
  A) contrasting antigens and antibodies
  B) two different antigens
  C) two different antibodies
  D) similar antigens and antibodies
  Show Answer
  The correct answer is A .
• Question 825: The stream-lined shape of fishes is an adaptation for Options:
  A) Securing mates
  B) easy movement
  C) obtaining food
  D) defence and attack
  Show Answer
  The correct answer is B .
• Question 826:

  A freshwater plant such as water lily can solve the problem of buoyancy by the possession of?

  Options:
  A) aerenchyma tissues
  B) dissected leaves
  C) thin cell walls of the epidermis
  D) water-repelling epidermis
  Show Answer
  The correct answer is A .
• Question 827: The long and coiled intestine of a young tadpole ia an adaptation to its Options:
  A) herbivorious diet
  B) carnivororus diet
  C) aquatic habitat
  D) insectivorous habit
  Show Answer
  The correct answer is A .
• Question 828: The part of a domestic fowl responsible for preventing heat loss is the Options:
  A) filoplume
  B) contour feather
  C) down feather
  D) quill
  Show Answer
  The correct answer is C .
• Question 829: Drancunculiasis can be contacted through Options:
  A) eating contaminated food
  B) drinking contaminated water
  C) bathing in contaminated water
  D) bites of blackfly
  Show Answer
  The correct answer is B .
• Question 830: Leguminous plants, e.g Mucana, are usually planted in cultivated farmlands because they Options:
  A) enrich the soil with phoshates
  B) provide animals with food
  C) enrich the soil with organic nitrogen
  D) protect the soil from being over-heated
  E) protect the micro organisms in the soil
  Show Answer
  The correct answer is C .