Inventions - Mock Test 6

Question 51

What Sir Isaac Newton invented?

A) Reflecting telescope B) Chronometer C) Microscope D) Spectacles

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Question 52

Who invented Fountain Pen?

A) John J. Loud B) Sir Frank Whittle C) Lewis E. Waterman D) Kirkpatrick Macmillan

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Question 53

When was the toothbrush invented?

A) 1770 B) 1765 C) 1790 D) 1742

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Question 54

When was Milk Tray first introduced?

A) 1915 B) 1934 C) 1923 D) 1942

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Question 55

What treat was invented by 11-year-old Frank Epperson in 1905?

A) Popsicle B) Banana split C) Cotton candy D) Cracker Jacks

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Question 56

Who synthesized the first wholly artificial gene?

A) Hargobind Khorana B) J.J. Thompson C) Benjamin Franklin D) Meghnad Saha

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Question 57

FROZEN FOOD - Who discovered the first practical method of freezing food?

A) C Birdseye B) F. Rozenosh C) G. Findus D) R. Scott

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Question 58

When was the Raggedy Ann doll patented?

A) 1915 B) 1920 C) 1919 D) 1911

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Question 59

What Frank Whittle invented?

A) Radar B) Ethyl gasoline C) Sonar D) Jet propulsion

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Question 60

FROZEN FOOD - Who discovered the first practical method of freezing food?

A) C Birdseye B) F. Rozenosh C) G. Findus D) R. Scott

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