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 1831:

  

  Blood is pumped into the right ventricle by the contraction of the auricle wall through

  Options:
  A) 1
  B) 3
  C) 5
  D) 6
  Show Answer
  The correct answer is B .
• Question 1832: In an angiosperm leaf, the xylem is Options:
  A) beside the phloem
  B) surrounded by trhe phloem
  C) above the phloem
  D) around the phloem
  E) in separate bundles from the phloem
  Show Answer
  The correct answer is E .
• Question 1833: An example of radially symmetric organism is Options:
  A) planera
  B) Hydra
  C) tape worm
  D) round worm
  Show Answer
  The correct answer is B .
• Question 1834: Which of the following spreads malaria in Nigeria? Options:
  A) Anopheles mosquito
  B) Culex mosquito
  C) Aedes mosquito
  D) Tsetse fly
  E) House fly
  Show Answer
  The correct answer is A .
• Question 1835:

  

  Use the diagram above to answer this question.

  The structure labelled l is the

  Options:
  A) sporangium
  B) hypha
  C) zygospore
  D) conidiospore
  Show Answer
  The correct answer is C .
• Question 1836: Fossil records found in sedimentary rocks offer some explanation for the theory of evolution because Options:
  A) the deposit have remains of organisms characteristic of when they were formed
  B) different strata have remains of organisms of the same kind
  C) only organisms with strong parts are fossilized
  D) most animal and plant fossils bear little resemblance to present day living specimens
  Show Answer
  The correct answer is A .
• Question 1837: An individual in the AB blood group is a universal recipient for blood donation because Options:
  A) all the red blood cells do not carry antigen
  B) all the red blood cells carry antigen
  C) all the red blood cells carry antigen
  D) there are no anti-A and anti-B antibodies in the serum
  Show Answer
  The correct answer is D .
• Question 1838: Which of these parts of the mammalian ears is directly concerned with the sense of balance? Options:
  A) Cochlea
  B) Eustachian tube
  C) Ear-drum
  D) Pinna
  E) Semicircular canals
  Show Answer
  The correct answer is E .
• Question 1839: 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 1840:

  What is the term used to describe biotic and abiotic factors in the environment of the organism?

  Options:
  A) habitat
  B) biome
  C) ecosystem
  D) ecological niche
  Show Answer
  The correct answer is C .