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 1381: A severe and long dry season is a characteristic feature of Options:
  A) Sahel Savanna
  B) Mangrove Swamps
  C) Sudan Savanna
  D) Guinea Savanna
  Show Answer
  The correct answer is A .
• Question 1382: The theory which supports the view that the large muscles developed by an athlete will be passed on to the offspring was proposed by Options:
  A) lamarck
  B) darwin
  C) mendel
  D) pasteur
  Show Answer
  The correct answer is A .
• Question 1383: The association between bacteria residing in the caecum and the ruminant is Options:
  A) parastitism
  B) predation
  C) saprophytism
  D) mutualism
  Show Answer
  The correct answer is D .
• Question 1384: Which set of disease is spread mainly by insect vectors? Options:
  A) Cholera, tenia and gonorrhoea
  B) Poliomyelitis, tuberculosis and syphilis
  C) Cholera, malaria and tuberculosis
  D) Malaria, cholera and river blindness
  Show Answer
  The correct answer is D .
• Question 1385: The following are example of morphological variation except Options:
  A) size
  B) ability to taste PTC
  C) color
  D) fingerprint
  Show Answer
  The correct answer is B .
• Question 1386: Which of these plants groups are normally propagated by asexual means? Options:
  A) Banana, yam, pineapple and cassava
  B) Yam, cassava, rubber and banana
  C) Yam, cassava, orange and banana
  D) Banana, cashew, coffee and pineapple
  Show Answer
  The correct answer is A .
• Question 1387: The stem of a typical aqautic plant usually has many Options:
  A) air cavities
  B) intercellular space
  C) water cavities
  D) water conducting cells
  Show Answer
  The correct answer is A .
• Question 1388: The group of insects that have mouth parts adapted for both piercing and sucking is Options:
  A) cockroach, aphids and mosquitoes
  B) aphids, houseflies and moths
  C) mosquitoes, tse-tse flies and aphids
  D) aphids, beetles and grasshoppers
  Show Answer
  The correct answer is C .
• Question 1389:
  

  From the diagram above the optimal temperature for breeding cockroaches is

  Options:
  A) 15^oC
  B) 19^oC
  C) 24^oC
  D) 33^oC
  Show Answer
  The correct answer is C .
• Question 1390: When an operculate fish breathes it takes in water through the Options:
  A) mouth and passes it out through the same way
  B) mouth and passes it out through the operculum
  C) operculum and passes it out through the mouth
  D) operculum and passes it out through the nostrils
  E) nostrils and passes it out through the operculum
  Show Answer
  The correct answer is B .