Class 8 Science MCQs - Chapter 9
Respiration and Circulation Quiz Questions & Answers PDF Download - 7
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The Respiration and circulation Quiz Questions and Answers PDF (respiration and circulation Quiz PDF e-Book) download Ch. 9-7 to learn Grade 8 Science Course. Solve Transport in Human Beings MCQs PDF, Respiration and Circulation Quiz Questions and Answers to learn online schools courses. The Respiration and Circulation Quiz App Download: Free learning app for transport in human beings, respiration and breathing test prep for distance learning.
The Quiz MCQ: The composition of red blood cells have specialized protein called; "Respiration and Circulation" App (iOS & Android) with answers: Chlorophyll; Iron; Copper; Silver; to learn online schools courses. Study Transport in Human Beings MCQ Questions, download Amazon eBook (Free Sample) for online study.
Respiration and Circulation Exam Questions and Answers PDF Download: Test 7
The composition of red blood cells have specialized protein called
- iron
- chlorophyll
- copper
- silver
The transport system of blood by special organ heart constitutes
- circulatory system
- respiratory system
- digestion system
- nervous system
The life span of red blood cells is
- 2 months
- 45 days
- 4 months
- 12 days
Exhaled air is the air which we
- breath in
- breath out
- transport in body
- use under water
The division of windpipe is done in two
- bronchioles
- alveoli
- nostril
- bronchi
Class 8 Science Mock Tests
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