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 421:

  The feeding relationship that exists between a tick and a cow is?

  Options:
  A) parasitism
  B) mechanism
  C) saprophytism
  D) commensalism
  Show Answer
  The correct answer is A .
• Question 422: which of the following describes the sequence of blood flow from the heart to a tissue? Options:
  A) Heart→ artery→ arteriole →tissue?
  B) heart→ vein →venule →tissue
  C) heart →venule→ vein →tissue
  D) heart →arteriole →artery →tissue
  Show Answer
  The correct answer is A .
• Question 423: The enzyme invertase will hydrolyze sucrose to give Options:
  A) maltose and glucose
  B) glycerol and fatty acid
  C) glucose and fructose
  D) mannose and galactose
  Show Answer
  The correct answer is C .
• Question 424: Which of these is not the part of the eye? Options:
  A) Cochlea
  B) Conjunctiva
  C) Cornea
  D) Iris
  Show Answer
  The correct answer is A .
• Question 425: When sickle cell carrier marries a normal woman, the probability of them having a normal offspring is Options:
  A) 0.75
  B) 0.25
  C) 0.5
  D) .1
  Show Answer
  The correct answer is C .
• Question 426: Which of the following can cause shrinkage of living cells? Options:
  A) Hypotonic solution
  B) Isotonic solution
  C) Deionized water
  D) Hypertonic solution
  Show Answer
  The correct answer is D .
• Question 427:

  

  Use the diagram above to answer this question.

  Which of the organisms is characterized by the possession of a chitinous exoskeleton?

  Options:
  A) l
  B) ll
  C) lll
  D) lV
  Show Answer
  The correct answer is A .
• Question 428:

  The level of organization of Amoeba and Euglena cell is ________?

  Options:
  A) organ
  B) system
  C) cell
  D) tissue
  Show Answer
  The correct answer is C .
• Question 429: In the kidney, the malpighian corpuscles is located in the Options:
  A) medulla
  B) hilium
  C) cortex
  D) pelvis
  Show Answer
  The correct answer is C .
• Question 430: If a DNA strand has a base sequence TCA, its complementary strand must be Options:
  A) ATG
  B) TAG
  C) GAT
  D) AGT
  Show Answer
  The correct answer is D .