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 481: The most important adaptation of xerophytes is the ability of the protoplasm to Options:
  A) resist being damaged by loss of water
  B) store sugar and minerals in the vacuoles
  C) absorbs water and swell
  D) shrink from the cell wall
  Show Answer
  The correct answer is A .
• Question 482: which of the following is NOT true of mucor? it Options:
  A) contains chlorophll
  B) grows saprophytically
  C) bears spores in sporangium
  D) consist of hypae
  E) reproduces by conjugation
  Show Answer
  The correct answer is A .
• Question 483: In which of the following groups of fruits is the pericarp inseparable from the seed coat? Options:
  A) Nut
  B) Follicle
  C) Cypsela
  D) Crayopsis
  Show Answer
  The correct answer is D .
• Question 484:

  The natural place of an organism or community is known as

  Options:
  A) Niche
  B) Habit
  C) Biome
  D) Habitat
  Show Answer
  The correct answer is D .
• Question 485:

  Both recesssive and dominant characters are found

  Options:
  A) on different chromosome in the cell
  B) at the same logus of a homologous chromosome
  C) at a different loci of a homologous chromosome
  D) on the same chromatid in a chromosome
  Show Answer
  The correct answer is B .
• Question 486:

  

  Using the diagram, sexual reproduction is illustrated in

  Options:
  A) ii
  B) i
  C) iii
  D) iv
  Show Answer
  The correct answer is B .
• Question 487:

  What is the primary function of the liver in the human body?

  Options:
  A) Regulation of body temperature
  B) Regulation of blood pressure
  C) Production of hormones
  D) Detoxification and metabolism of nutrients and drugs
  Show Answer
  The correct answer is D .
• Question 488: The theory of natural selection was postulated by Options:
  A) Gregor Mendel
  B) Matthias Schleiden
  C) Charles Darwin
  D) Robert Hook
  Show Answer
  The correct answer is C .
• Question 489: If a dark-skinned woman (Bb) marries an albino man (bb) and they have four children, how many of the children will be dark-skinned? Options:
  A) 3
  B) 2
  C) 1
  D) None
  Show Answer
  The correct answer is B .
• Question 490: In corns, food is usually stored in the Options:
  A) leaves
  B) stems
  C) roots
  D) buds
  Show Answer
  The correct answer is B .