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 791: i. Growth is mainly apical ii. Growth is specific with definite shape iii. Growth is throughout life. Which of the above correctly describes the growth pattern in plants? Options:
  A) i, ii and iii only
  B) ii and iii only
  C) i and ii only
  D) i and iii only
  Show Answer
  The correct answer is D .
• Question 792: Which of the following scenarios is an example of cohesion? Options:
  A) Water molecules stick to the surface of a mirror.
  B) Water sticks to the walls of blood vessels.
  C) Water molecules stay on the tip of a pine needle because the water is attracted to the surface of the needle.
  D) Water molecules stick to one another and form a bead
  Show Answer
  The correct answer is D .
• Question 793: 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 794: The possession of scales, laying of eggs with shells and bony structure of the head are characteristics shared by Options:
  A) birds and reptiles
  B) fishes and birds
  C) reptiles and fishes
  D) birds and molluscs
  Show Answer
  The correct answer is A .
• Question 795:

  

  Use the diagram above to answer this question.

  The function of the part labelled lll is to

  Options:
  A) produce egg cells
  B) protect sperms during fertilization
  C) secrete hormones during coitus
  D) protect the developing embryo
  Show Answer
  The correct answer is A .
• Question 796:

  

  Use the diagram to answer the question that follows:

  The structure is adapted for

  Options:
  A) omnivores
  B) herbivores
  C) canivores
  D) omnivores and canivore
  Show Answer
  The correct answer is A .
• Question 797: The behavioural adaptation in social insects could best be described as Options:
  A) symbiosis
  B) saprophytism
  C) parasitism
  D) commensalisms
  Show Answer
  The correct answer is A .
• Question 798: Which of the following are differentiated into true roots, stems and leaves Options:
  A) Algae
  B) Schizophyta
  C) Pteridophyta
  D) Bryophyta
  Show Answer
  The correct answer is C .
• Question 799:

  

  Use the diagram above to answer this question.

  The process illustrated is

  Options:
  A) gametogenesis
  B) sporulation
  C) sexual reproduction in Spirogyra
  D) sexual reproduction in Rhizopus
  Show Answer
  The correct answer is D .
• Question 800: A pollutant that is biodegradable is Options:
  A) crude oil
  B) heavy metals
  C) cellophane
  D) sewage
  Show Answer
  The correct answer is D .