Class 8 Science MCQs - Chapter 9

Respiration and Circulation Multiple Choice Questions (MCQs) PDF Download - 1

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The Respiration and circulation Multiple Choice Questions (MCQs) with Answers PDF (respiration and circulation MCQs PDF e-Book) download Ch. 9-1 to study Grade 8 Science Course. Learn Respiration and Circulation Quiz Questions and Answers to learn online courses. The Respiration and Circulation MCQs App Download: Free learning app for respiration and breathing, transport in human beings test prep for online degree programs.

The Multiple Choice Question (MCQ): The ribs moves upwards and outwards when we; "Respiration and Circulation" App Download (Free) with answers: Exhale; Inhale; Digestion; Defecate; to learn online courses. Solve Respiration and Breathing MCQ Questions, download Google eBook (Free Sample) for online classes.

Respiration and Circulation MCQs with Answers PDF Download: Quiz 1

MCQ 1:

The ribs moves upwards and outwards when we

inhale
exhale
digestion
defecate

MCQ 2:

More than half of total blood volume is the

red and blood cells
plasma
platelets
all of them

MCQ 3:

The special organ in mammals, birds and reptiles is

lungs
air sacs
stomata
spiracles

MCQ 4:

Platelets help in blood

producing
rejuvenating
clotting
purifying

MCQ 5:

The circulatory system of human is composed of

heart
blood
blood vessels
all of them

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