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 961: The plants that grow in deserts or very dry areas are referred to as Options:
  A) mesophytes
  B) hydrophytes
  C) epiphytes
  D) xerophytes
  Show Answer
  The correct answer is D .
• Question 962: 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 963:

  What is the function of contractile vacuole in paramecium?

  Options:
  A) Produces Enzymes
  B) Gets rid of excreta
  C) Stores and digest food
  D) Gets rid of excess water
  Show Answer
  The correct answer is D .
• Question 964: Birds maintain their body temperature with the help of their Options:
  A) blood which maintains constant temperature
  B) feathers which cover the body
  C) skin which conserves moisture
  D) veins which transport fluid of constant temperature to all body tissues
  Show Answer
  The correct answer is B .
• Question 965:

  Which of the following pairs of organisms are photosynthetic?

  Options:
  A) Amoeba and paramecium
  B) Euglena and chlamydomonas
  C) Volvox and Rhizopus
  D) Nostoc and plasmodium
  Show Answer
  The correct answer is B .
• Question 966:

  

  In the diagram, The economic importance of the larva is that it

  Options:
  A) is eaten by birds
  B) develop into a moth
  C) resembles the plant on which it lives
  D) feeds on the leaves of crops
  Show Answer
  The correct answer is D .
• Question 967: In Mucor or Rhizopus carbohydrate is absorb in the form of Options:
  A) starch
  B) sucrose
  C) glucose
  D) glycogen
  E) arabinose
  Show Answer
  The correct answer is C .
• Question 968: The surface of an alveolus in a mammal is well supplied with tiny blood vessels known as Options:
  A) arterioles
  B) venules
  C) arteries
  D) capillaries
  Show Answer
  The correct answer is D .
• Question 969: In a breeding program a cross was made between two true breeding cow-pea types: one with round seeds and the other with wrinkled seed. If roundness is dominant why wrinkleness is recessive, in the first filial generation all the seeds produced will be Options:
  A) 25% wrinkled, 75% round
  B) 100% wrinkled
  C) 50% wrinkled, 50% round
  D) 75% wrinkled, 25% round
  E) 100% round
  Show Answer
  The correct answer is E .
• Question 970:

  

  Which organism in the food-web illustrated above is an omnivore?

  Options:
  A) Weevils
  B) Rat
  C) Hawk
  D) Prayer mantis
  Show Answer
  The correct answer is B .