Class 7 Science MCQs – Certification Test 805

Transport System Diseases Trivia (Question 805) – Study App & e-Book Download

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MCQ 805: When pace of heartbeat is not steady in the presence of a pacemaker:

pacemaker may be faulty
it may be viral steadiness
it may be weakness of heart
it may be infected

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Free Transport System Diseases Study App – Download for Android & iOS

The App: Transport System Diseases Trivia App to Learn Transport System Diseases Notes, 7th Grade Science Trivia App, and 6th Grade Science Trivia App for science online study groups.

The "7th Grade Science Study" App: Free Transport System Diseases Trivia App Download (Android & iOS) to master study habits. Download Play Store & App Store Study Apps with all functionalities to enhance STEM understanding online.