IGCSE O Level Biology MCQs - Chapter 17

Transport in Mammals Multiple Choice Questions PDF Download - 25

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The e-Book Transport in Mammals Multiple Choice Questions and Answers (MCQs), Transport in Mammals MCQ Quiz PDF download, test 25 to study free IGCSE O Level Biology Online Course. Practice Mode of action of heart MCQs, Transport in Mammals quiz questions and answers PDF to prepare for job interview. The Transport in Mammals MCQs App Download: Free learning app for mode of action of heart, acclimatization to high attitudes, white blood cells, human heart career test for online college bachelor degree.

The Multiple Choice Question (MCQ Quiz): "dub" sound is produced when; "Transport in Mammals" App Download (Free) with answers atria start to relax, atria are fully contracted, after the semilunar valves are closed and after the bicuspid and tricuspid valves suddenly close to learn online certificate courses. Solve mode of action of heart quiz questions, download Google eBook (Free Sample) for free online college courses.

Transport in Mammals Questions & Answers PDF Download: MCQ Quiz 25

MCQ 121: The "dub" sound is produced when

A) atria are fully contracted

B) atria start to relax

C) after the semilunar valves are closed

D) after the bicuspid and tricuspid valves suddenly close

MCQ 122: Phagocytosis refers to

A) eating foreign particles

B) the formation of pus

C) gives hemoglobin red color

D) can result in a persons death

MCQ 123: Downside of immuno-suppressive drug is that

A) recipient feels lethargic after transplant

B) treatment must be done on permanent basis

C) tissue rejection can be avoided

D) enzymes act as limiting factor on recipients recovery

MCQ 124: Artery leaving from the left ventricle of the heart is

A) pulmonary artery

B) aortic arch

C) inferior vena cava

D) posterior vena cava

MCQ 125: Oxygen (O₂) and food substances are provided to the heart through

A) pulmonary arch

B) aortic arch

C) coronary arteries

D) subclavian artery

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