Human Transport System Multiple Choice Questions 4 PDF Download

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Science multiple choice questions (MCQ) on task of white blood cells is to with options transport oxygen, defend a body from disease, heal wounds and refresh heart, what are white blood cells quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn what are white blood cells quiz to attempt multiple choice questions based test.

MCQs on Human Transport System Quiz PDF Download Worksheets 4

MCQ. Task of white blood cells is to

  1. defend a body from disease
  2. transport oxygen
  3. heal wounds
  4. refresh heart

A

MCQ. Yellow pus in wound is actually

  1. red blood cells
  2. plasma
  3. platelets
  4. infected white blood cells

D

MCQ. Deoxygenated blood is pumped to

  1. arteries
  2. lungs from heart
  3. heart from lungs
  4. veins

B

MCQ. Life span of red blood cells is about

  1. 100 days
  2. 200 days
  3. 300 days
  4. 400 days

A

MCQ. If bacteria are taken over by white blood cells, their life span

  1. decreases
  2. increases
  3. remains same
  4. may increase or decrease

A