Class 7 Science MCQs - Chapter 13
Human Transport System Trivia Questions and Answers PDF - 4
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The Trivia Quiz: Task of white blood cells is to; "Human Transport System" App APK Download (Free) with answers transport oxygen, defend a body from disease, heal wounds and refresh heart to study online school courses. Practice what are white blood cells quiz questions, download Kindle eBook (Free Sample) for distance learning.
Human Transport System Questions & Answers PDF Download: MCQ Quiz 4
MCQ 16: The task of white blood cells is to
- defend a body from disease
- transport oxygen
- heal wounds
- refresh heart
MCQ 17: Yellow pus in the wound is actually
- red blood cells
- plasma
- platelets
- infected white blood cells
MCQ 18: The deoxygenated blood is pumped to
- arteries
- lungs from heart
- heart from lungs
- veins
MCQ 19: The life span of red blood cells is about
- 100 days
- 200 days
- 300 days
- 400 days
MCQ 20: If bacteria are taken over by white blood cells, their life span
- decreases
- increases
- remains same
- may increase or decrease
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Grade 8 Science MCQ with Answers
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Human Transport System MCQ Book Questions
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