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 51: Which is the correct order in an evolutionary sequence for the following plants groups? Options:
  A) Bacteria → ferns → algae → mosses → seed plants
  B) Bacteria → ferns → mosses → algae → seed plants
  C) Bacteria → algae → mosses → ferns → seed plants
  D) Bacteria → mosses → algae → ferns → seed plants
  Show Answer
  The correct answer is C .
• Question 52:

  

  The structure labelled I represented the

  Options:
  A) phloem
  B) xylem
  C) cortex
  D) pericycle
  Show Answer
  The correct answer is D .
• Question 53: The hygrometer is used for measuring Options:
  A) relative humudity
  B) specific gravity
  C) rainfall
  D) salinity
  Show Answer
  The correct answer is A .
• Question 54:
  

  Use the diagram to answer this question. The part labelled II is the

  Options:
  A) nucleus
  B) eyespot
  C) basal granule
  D) contractile vacuole
  Show Answer
  The correct answer is D .
• Question 55:
  

  The main function of the structure labelled I is to

  Options:
  A) store food for the young plant
  B) pull the young shoot above the ground
  C) store water for the seedling
  D) protect the young plumule
  Show Answer
  The correct answer is D .
• Question 56:

  The function of ribosome in cells is

  Options:
  A) protein synthesis
  B) starch synthesis
  C) transport of material
  D) lipid storage
  Show Answer
  The correct answer is A .
• Question 57: When an ovary is placed on the receptacle above the other floral parts it is referred to as Options:
  A) half inferior ovary
  B) superior ovary
  C) inferior ovary
  D) half superior ovary
  Show Answer
  The correct answer is B .
• Question 58: The part of the brain responsible for peristalsis is the Options:
  A) Olfactory Lobe
  B) Medulla Oblongata
  C) Hypothallamus
  D) Thalamus
  Show Answer
  The correct answer is B .
• Question 59: The maize grain is regarded as a fruit and not a seed because Options:
  A) it has a coleorhiza
  B) it has a coleoptile
  C) of the relatively large endosperm
  D) there is the remain of a style
  E) of the relatively small scutellum
  Show Answer
  The correct answer is D .
• Question 60: The chromosomes of members of the kingdom Monera are within the Options:
  A) nucleoplasm
  B) cytoplasm
  C) nucleus
  D) nucleolus
  Show Answer
  The correct answer is B .