O Level Biology MCQs – Certification Test 4

Mode of action of heart Quiz (Question 4) – App & e-Book Download

Download eBook:

Mode of action of heart Book with Quiz – Google eBook

Mode of action of heart Book with Quiz – Apple iBook

Mode of action of heart Book with Quiz – Kobo eBook

Apps:

MCQ: 4

The "lub" sound is produced after the

ventricles are fully contracted
ventricles start to relax
bicuspid and tricuspid valves suddenly close
semilunar valves are closed

Previous MCQ

Next MCQ

Mode of action of heart Study Guide – O Level Biology App & e-Book Quiz

Circulatory system Test 15

Functions and Composition Test 16

Heat Loss Prevention Test 17

Natural Vegetative Propagation in Flowering Plants Test 18

Photosynthesis in Plants Test 19

Classification of Enzymes Test 20

Aerobic respiration and its waste Test 21

Biotechnology and Fermentation Products and Biology Test 22

Photolysis Test 23

Free Mode Of Action Of Heart Practice App – Download for Android & iOS

The App: Mode of action of heart Quiz App to learn Mode of action of heart Notes, O Level Biology Quiz App, and Cell Biology Quiz App. The "Mode of action of heart Quiz App" Download: Free O Level Biology Apps (iOS & Android) to learn online schools courses. Download App Store & Play Store Learning Apps with all functionalities for best ACT prep courses online.