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 901: In vegetation propagation, which of the following requires part of another plant to develop? Options:
  A) Scion
  B) Bulb
  C) Rhizome
  D) Sucker
  Show Answer
  The correct answer is A .
• Question 902:
  

  Which stage is found in the muscle of an infected pig?

  Options:
  A) 3
  B) 4
  C) 5
  D) 6
  Show Answer
  The correct answer is A .
• Question 903: Which of the following are non-green plants? Options:
  A) Euglena
  B) Fungi
  C) Spirogyra
  D) Angiosperms
  Show Answer
  The correct answer is B .
• Question 904: At what stage in the life history of a toad is its mode of breathing similar to that of fish? Options:
  A) Tadpole stage
  B) External gill stage
  C) Adult stage
  D) Internal gill stage
  E) Larval stage
  Show Answer
  The correct answer is A .
• Question 905: In an experiment to investigate the effect of nitrogen on the growth of plants, the substrate should be a medium of Options:
  A) washed sand
  B) saw dust
  C) cow dung
  D) clay soil
  Show Answer
  The correct answer is C .
• Question 906: An indigenous method of renewing and maintaining soil fertility is by Options:
  A) clearing farms by burning
  B) planting one crop type
  C) adding inorganic fertilizers yearly
  D) crop rotation and shifting cultivation
  Show Answer
  The correct answer is D .
• Question 907: One basic similarity between nervous and endocrine system is that they both Options:
  A) produce widespread effects
  B) transmit very fast impulses
  C) involve the use of chemical substances
  D) produce precise and short-lived effect
  Show Answer
  The correct answer is C .
• Question 908: The maize grain is a fruit and not a seed because it Options:
  A) has a large endosperm
  B) is formed from an ovary
  C) is a monocotyledon
  D) has no plumule and radicle
  E) has a hypogeal germination
  Show Answer
  The correct answer is B .
• Question 909: An example of a sex linked trait is the Options:
  A) ability to grow long hair in females
  B) colour of the skin in humans
  C) ability to roll the tongue
  D) possession of facial hair in adult humans
  Show Answer
  The correct answer is D .
• Question 910: Which vitamin plays an important role in blood clotting? Options:
  A) vitamin A
  B) Vitamin K
  C) Vitamin B₁₂
  D) Vitamin C
  Show Answer
  The correct answer is B .