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 1931:

  The bright colours of the comb and feathers in the peacock are for?

  Options:
  A) sex differentiation
  B) beauty
  C) courtship
  D) defence
  Show Answer
  The correct answer is C .
• Question 1932: Which of the following describes a characteristic of arthropods? Options:
  A) The organism finds it easy to grow freely
  B) the organism has a pair of jointed appendages
  C) the body is not divided into a number of segments seg
  D) the body is covered by chitin
  Show Answer
  The correct answer is D .
• Question 1933: In mosses the structure which performs the function of water absorption is the _________? Options:
  A) root hairs
  B) rhizoids
  C) capsule
  D) hyphae
  Show Answer
  The correct answer is B .
• Question 1934: The removal of remnant particles of digestion from the body is called Options:
  A) assimilation
  B) egestion
  C) elimination
  D) excretion
  Show Answer
  The correct answer is B .
• Question 1935: Gaseous exchange in Aves occurs in the Options:
  A) tracheoles
  B) bronchi
  C) air sacs
  D) trachea
  Show Answer
  The correct answer is C .
• Question 1936:

  De-oxygenated blood is transported to the lungs through the

  Options:
  A) renal vein
  B) hepatic portal vein
  C) pulmonary artery
  D) pulmonary vein
  Show Answer
  The correct answer is C .
• Question 1937: Exhaled air differs from inhaled air in that it Options:
  A) less amount of carbon(IV) oxide
  B) is usually lower in temperature
  C) often has more oxygen
  D) usually has more water vapour
  Show Answer
  The correct answer is D .
• Question 1938: In dissection, the rib cage of mammal has to be opened in order to expose the Options:
  A) diaphragm
  B) liver
  C) heart
  D) sternum
  Show Answer
  The correct answer is C .
• Question 1939: The correct sequence of tissues in the anatomy of a young dicotyledonous stem from the inside to the outside is Options:
  A) pith, phloem, cambium, xylem, parenchyma, collenchyma and epidermis
  B) xylem, phloem, cambium, cortex, endodermis, collenchyma and epidermis
  C) pith, xylem, cambium, phloem, collenchyma, parenchyma and epidermis
  D) phhloem, xylem, cambium, cortex, endodermis, collenchyma and epidermis
  Show Answer
  The correct answer is C .
• Question 1940: Coloration of the eye is ______ variation Options:
  A) physiological
  B) morphological
  C) adaptive
  D) recessive
  Show Answer
  The correct answer is B .