Inventions Who invented the BALLPOINT PEN? Biro Brothers Bicc Brothers Waterman Brothers Write Brothers Biro Brothers Bicc Brothers Waterman Brothers Write Brothers ANSWER DOWNLOAD EXAMIANS APP
Inventions Who synthesized the first wholly artificial gene? J.J. Thompson Hargobind Khorana Meghnad Saha Benjamin Franklin J.J. Thompson Hargobind Khorana Meghnad Saha Benjamin Franklin ANSWER DOWNLOAD EXAMIANS APP
Inventions For what is Charles Babbage (1792-1871) remembered? Telescopes Steam Boating Computers Radio-Telegraphy Telescopes Steam Boating Computers Radio-Telegraphy ANSWER DOWNLOAD EXAMIANS APP
Inventions What device for new parents did Ann Moore invent in 1969? Disposable diaper Infant carrier Baby monitor Bottle warmer Disposable diaper Infant carrier Baby monitor Bottle warmer ANSWER DOWNLOAD EXAMIANS APP
Inventions When was the Raggedy Ann doll patented? 1920 1915 1911 1919 1920 1915 1911 1919 ANSWER DOWNLOAD EXAMIANS APP
Inventions What James Watt invented? Steam boat Rotary steam engine Diving bell Hot air balloon Steam boat Rotary steam engine Diving bell Hot air balloon ANSWER DOWNLOAD EXAMIANS APP