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 1511:

  Which of the following vertebrates has the most simple structured heart

  Options:
  A) reptile
  B) fish
  C) mammal
  D) Amphibian
  Show Answer
  The correct answer is B .
• Question 1512: When bacteria swim from cold to warm regions this is known as Options:
  A) negative chemotaxis
  B) positive thermotaxis
  C) positive phototaxis
  D) negative phototaxis
  Show Answer
  The correct answer is B .
• Question 1513:

  An adaptive feature of camel to the desert is?

  Options:
  A) ability to increase sweat production
  B) ability to pass high amount of urine
  C) ability to tolerate low degree of dehydration
  D) ability to tolerate high degree of dehydration
  Show Answer
  The correct answer is D .
• Question 1514: The following exist as free-living organisms except Options:
  A) Amoeba
  B) Chlamydomonas
  C) Euglena
  D) Spirogyra
  Show Answer
  The correct answer is D .
• Question 1515: The gland directly affecting metabolic rate, growth and development is known as Options:
  A) adrenal land
  B) thyroid gland
  C) mammary gland
  D) parathyroid gland
  Show Answer
  The correct answer is B .
• Question 1516: 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 1517: Which of the following is NOT regarded as a pollutant on land or in the air? Options:
  A) smoke
  B) noise
  C) sulphur (IV) oxide
  D) carbon monoxide
  E) nitrogen
  Show Answer
  The correct answer is E .
• Question 1518: The response shown by the tips of the root and shoot of a plant to the stimulus of gravity is Options:
  A) haptotropism
  B) phototropism
  C) hydrotropism
  D) geotropism
  Show Answer
  The correct answer is D .
• Question 1519: In the diagram, the function of the part labelled is to Options:
  A) produce egg cells
  B) protect sperms during fertilization
  C) secrete hormones during coitus
  D) protect the developing embryo
  Show Answer
  The correct answer is A .
• Question 1520:

  

  Use the diagram above to answer this question.

  The part labelled l is the

  Options:
  A) spongy mesophyll
  B) upper epidemis
  C) cuticle
  D) vein
  Show Answer
  The correct answer is C .