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 591: A potometer is used to determine the rate at which a shoot Options:
  A) respires
  B) sucks air bubbles
  C) loses weight
  D) absorbs water
  E) transpires
  Show Answer
  The correct answer is E .
• Question 592: People suffering from myopia Options:
  A) can see near object clearly
  B) can see far away object clearly
  C) cannot see any object clearly
  D) are colour blind
  E) are able to see clearly in the dark
  Show Answer
  The correct answer is A .
• Question 593:

  Tikka disease is related with the crop

  Options:
  A) Mustard
  B) Paddy
  C) Groundnut
  D) All of the above
  Show Answer
  The correct answer is C .
• Question 594: Which of the following is a plant excretory product? Options:
  A) Oil
  B) Cytokinin
  C) Resin
  D) Amino acids
  Show Answer
  The correct answer is C .
• Question 595: A flower showing radial symmetry is said to be Options:
  A) pentamerous
  B) protandrous
  C) protogynous
  D) actinomorphic
  Show Answer
  The correct answer is D .
• Question 596: Osmosis can be defined as the movement of Options:
  A) Molecules from solution of higher concentration to low concentration
  B) Molecules from solution of low concentration to high concentration
  C) Water from solution of high concentration to low concentration
  D) Water across a semi-permeable membrane from solution of low concentration to high concentration
  E) Water across a semi-permeable membrane from solution of high concentration to low concentration
  Show Answer
  The correct answer is E .
• Question 597: If a nursing mother is not producing enough milk, her hormonal system is probably deficient in Options:
  A) prolactin
  B) testosterone
  C) thyroxin
  D) insulin
  Show Answer
  The correct answer is A .
• Question 598:

  The part labelled a in the above diagram is used for

  Options:
  A) Detection of pressure in water
  B) Maintaining buoyancy in water
  C) Gaseous exchange
  D) Movement in water
  Show Answer
  The correct answer is C .
• Question 599: Example of water-borne and sex linked diseases are Options:
  A) taeniasis and malaria
  B) cholera and gonorrhoea
  C) typhoid and syphilis
  D) dracunculiasis and haemophilia
  Show Answer
  The correct answer is D .
• Question 600: The process of walking is under the control of the part of the brain called Options:
  A) optic lobe
  B) olfactory lobe
  C) cerebellum
  D) medulla oblongata
  Show Answer
  The correct answer is C .