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 301: Taenia solium can be found in Options:
  A) cow
  B) goat
  C) dog
  D) pig
  Show Answer
  The correct answer is D .
• Question 302: In Nigeria, the guinea savanna belt borders the Options:
  A) mangrove swamps and the sahel savanna
  B) rainforests and the sudan savanna
  C) desert and the sudan savanna
  D) rainforests and the deserts
  Show Answer
  The correct answer is B .
• Question 303: A pyramid of numbers can be defined as Options:
  A) the number of plants and animals in an ecosystem
  B) an arrangement of organism according to their habitat
  C) the numerical relationships of a food chain
  D) the number of plants and animals in a population
  E) the total number of species and general in a community
  Show Answer
  The correct answer is C .
• Question 304: The oily substance that lubricates the mammalian hair to keep it flexible and water repellent is secreted by the Options:
  A) sweet glands
  B) sebaceous glands
  C) fatty cells
  D) granular layer
  Show Answer
  The correct answer is B .
• Question 305: In Mendelian inheritance, discontinuous characters are controlled by the Options:
  A) centromeres
  B) alleles
  C) chromosomes
  D) chromatids
  Show Answer
  The correct answer is C .
• Question 306: The photosynthetic pigments include Options:
  A) chlorophll and carotenoids
  B) chloroplasts and cytochromes
  C) melanin and haemoglobin
  D) carotenoids and haemoglobin
  Show Answer
  The correct answer is A .
• Question 307: Milk protein is hydrolyzed by Options:
  A) renin
  B) amylase
  C) lipase
  D) lactase
  E) pepsin
  Show Answer
  The correct answer is A .
• Question 308:

  

  The organism above is

  Options:
  A) chlamydomonas
  B) algae
  C) volvox
  D) euglena
  Show Answer
  The correct answer is C .
• Question 309: Kwashiorkor is caused by severe deficiency of Options:
  A) Water
  B) Oil
  C) Drugs
  D) Proteins
  E) Sugars
  Show Answer
  The correct answer is D .
• Question 310: The phloem parenchyma is sometimes used for Options:
  A) food storage
  B) supporting the stem
  C) production of the sieve tube
  D) transporting water
  Show Answer
  The correct answer is A .