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 531:

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

  Options:
  A) Evolution
  B) Adaptation
  C) Genetics
  D) Natural selection
  Show Answer
  The correct answer is C .
• Question 532: Ecological succession ends with the formation of a stable Options:
  A) niche
  B) population
  C) pioneer community
  D) climax community
  Show Answer
  The correct answer is D .
• Question 533: The specific number of chromosomes in each somatic cell is represented by Options:
  A) 2^N
  B) 23
  C) 2N
  D) N
  Show Answer
  The correct answer is C .
• Question 534: Which of the following is a major cause of variation among organisms? Options:
  A) Inbreeding
  B) Backcrossing
  C) Sexual reproduction
  D) Gene dominance
  Show Answer
  The correct answer is D .
• Question 535:

  

  Use the diagram above to answer this question.

  Water reabsorption takes place in

  Options:
  A) ll and lll
  B) lll and lV
  C) l and IV
  D) l and lll
  Show Answer
  The correct answer is B .
• Question 536: Which of the following pairs of organ is located in the anterior half of the mammalian body cavity? Options:
  A) Kidneys and lungs
  B) Heart and ovary
  C) Lungs and heart
  D) Kidneys and heart
  Show Answer
  The correct answer is C .
• Question 537: Amphibian are normally found Options:
  A) on dry land and water
  B) in water and on moist land
  C) on moist land
  D) in water
  Show Answer
  The correct answer is B .
• Question 538: The group of Arthropods that has no antennae is the Options:
  A) Crustacea
  B) Chilpoda
  C) Arachnida
  D) Diplopoda
  Show Answer
  The correct answer is C .
• Question 539: If a ring of bark and phloem is removed from a stem, the Options:
  A) plant dies immediately
  B) plant dies after two days
  C) movement of food is not affected
  D) movement of minerals is hardly affected
  Show Answer
  The correct answer is D .
• Question 540: Exo-erythrocytic phase of the life cycle of malaria parasite occurs in the Options:
  A) liver of humans
  B) reticuloendothelial cells of humans
  C) Malphigian tubules of mosquito
  D) brain of humans
  Show Answer
  The correct answer is A .