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 911: Treatment of a poor soil with lime supplies Options:
  A) Sulphur
  B) Calcium
  C) Phosphorus
  D) Sodium
  E) Nitrogen
  Show Answer
  The correct answer is B .
• Question 912:

  

  In the diagram, Which of the following can be decided from the distribution?

  Options:
  A) species II is found only in locations where it rains all year round
  B) species III inreases in number as rainfall increases
  C) the distribution of species IV is not dependent on rainfall
  D) species I thrives under conditions of moderate to high rainfall
  Show Answer
  The correct answer is D .
• Question 913: The eggs of birds contains relatively larger quantities of yolk than those of amphibians and reptiles because Options:
  A) birds are generally bigger in size
  B) embryonic development is longer in birds
  C) those of birds are fertilized internally
  D) birds lay shelled eggs
  Show Answer
  The correct answer is B .
• Question 914: For heterotrophic organisms, competition is least caused by the inadequacy of Options:
  A) mates
  B) space
  C) light
  D) nutrients
  Show Answer
  The correct answer is C .
• Question 915: The ability of an organism to live successfully in an environment is known as Options:
  A) resistance
  B) competetion
  C) succession
  D) adaptation
  Show Answer
  The correct answer is D .
• Question 916: In an agricultural ecosystem, the biotic component consists of Options:
  A) crop, pest and beneficial insects
  B) crops, temperature and humidity
  C) pests, beneficial insects and water
  D) crops, water and soil
  Show Answer
  The correct answer is A .
• Question 917:

  Which of the following is a measure for the control of bilharzia?

  Options:
  A) Cutting low bushes around homes
  B) Application of molluscicides in water bodies
  C) Screening windows and doors with mosquito nets
  D) Application of herbicides in water bodies
  Show Answer
  The correct answer is B .
• Question 918: The conversion of a nutrient into a molecule in the body of a consumer is referred to as Options:
  A) digestion
  B) assimilation
  C) absorption
  D) inhibition
  Show Answer
  The correct answer is B .
• Question 919: A blue-green alga is not a protophyte because Options:
  A) it is aquatic
  B) its cells are prokaryotic
  C) it cannot move
  D) it is not a green plant
  Show Answer
  The correct answer is D .
• Question 920:

  Which of the following describes the inheritance of traits from parents to offspring?

  Options:
  A) Adaptation
  B) Evolution
  C) Natural selection
  D) Genetics
  Show Answer
  The correct answer is D .