Class 8 Courses

Polygraph MCQ: App Download & e-Book

Inventions Online Tests

Polygraph MCQ (Multiple Choice Questions) PDF Download

The Polygraph Multiple Choice Questions (MCQ Quiz) with Answers PDF (Polygraph MCQ PDF e-Book) download to study Inventions Tests. Learn Inventions and Inventors Multiple Choice Questions and Answers (MCQs), Polygraph quiz answers PDF for online elementary school classes. The Polygraph MCQ App Download: Free Inventions Study App for modern neuroscience, foot bag, post-it-note, a.c test prep for virtual online school.

The MCQ: In which one of the following year, Polygraph was patented; "Polygraph" App Download [Free] with answers: 1965, 1972, 1918, and 1921 for online elementary school classes. Solve Inventions and Inventors Quiz Questions, download Google eBook (Free Sample) for school certificate.

Polygraph Questions and Answers PDF Download

MCQ: 1

In which one of the following year, Polygraph was patented?

  1. 1965
  2. 1972
  3. 1918
  4. 1921
MCQ: 2

Polygraph was discovered by

  1. Sir Frances Gabe
  2. Sir George Beers
  3. Sir John Larson
  4. Sir Louis Pasteur

Inventions Practice Tests

Polygraph Study App: Free Download iOS & Android

The App: Polygraph MCQs App to study Polygraph Notes, Inventions MCQ App, and Basic Sociology MCQ App. The "Polygraph" MCQ App Download: Free Inventions Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!

Polygraph App (Android & iOS)

Polygraph App (Android & iOS)

Inventions App (Android & iOS)

Inventions App (iOS & Android)

Basic Sociology App (Android & iOS)

Basic Sociology App (Android & iOS)

HCI App (Android & iOS)

HCI App (iOS & Android)