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 1101: 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 1102: The group of insects that undergoes complete metamorphosis is Options:
  A) houseflies, beetles and cockroaches
  B) cockroaches, grasshoppers and bees
  C) houseflies, beetles and butterflies
  D) aphids, grasshopper and butterflies
  Show Answer
  The correct answer is C .
• Question 1103: In which of the following does external fertilization takes place? Options:
  A) Toad
  B) Lizard
  C) Bird
  D) Cockcroach
  Show Answer
  The correct answer is A .
• Question 1104: Radial symmetry is a future common to Options:
  A) platyhelminthes
  B) nematodes
  C) coelenterates
  D) arthropods
  Show Answer
  The correct answer is C .
• Question 1105: The features that makes locomotion in water easy for fish is the Options:
  A) scaly body
  B) slimy body
  C) streamlined body
  D) lateral line
  Show Answer
  The correct answer is C .
• Question 1106: The process of soil erosion is usually from Options:
  A) rill → sheet → gully
  B) gully → rill → sheet
  C) sheet → guly → rill
  D) sheet → rill → gully
  E) rill → gully → sheet
  Show Answer
  The correct answer is D .
• Question 1107: The deficiency of vitamin D leads to Options:
  A) scurvy
  B) pellagra
  C) rickets
  D) beriberi
  E) polio
  Show Answer
  The correct answer is C .
• Question 1108:

  Which of the following is the effect of using artificial pollination in plant breeding?

  Options:
  A) Production of healthy crops
  B) Lengthening the maturity time of crops
  C) Making crops susceptible to disease
  D) Improvement of the variety of crops
  Show Answer
  The correct answer is D .
• Question 1109:

  In which of the following vertebrates does the skin function as a respiratory surface

  Options:
  A) rat
  B) lizard
  C) fish
  D) frog
  Show Answer
  The correct answer is D .
• Question 1110: The excretory organ in insects is the Options:
  A) kidney
  B) malpighian tubule
  C) flame cell
  D) nephridium
  Show Answer
  The correct answer is B .