O Level

Biology MCQ Questions

O Level Biology MCQs - Chapter

Transport in Mammals Quiz Questions and Answers p. 31

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"Most thick walls are of" Multiple Choice Questions (MCQ) on transport in mammals with choices left ventricle, left atrium, right atrium, and right ventricle to learn free online courses. Practice heart: o level biology quiz questions for jobs' assessment test and online courses for free online college classes.

Transport in Mammals Questions and Answers


Most thick walls are of

left atrium
left ventricle
right atrium
right ventricle


120 to 140 mm of mercury is an adult normal

systolic pressure
diastolic pressure
peristalsis pressure
water pressure


The red color in arteries is attributed to

aplastic anemia


Forelimbs receive oxygenated blood through

dorsal aorta
carotid artery
subclavian artery
iliac artery


Between liver and gut wall, the capillaries join to form

hepatic vein
hepatic portal vein
iliac veins
renal veins