Practice Inventions and Discoveries – GK Quiz with Answers – Level 1

50 questions. Choose an option and see at once whether it was right, with the correct answer and a worked solution. No timer, and nothing to submit.

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Question 1
Who developed the vaccine against smallpox in 1798?
Question 2
The 1923 Nobel Prize for the discovery of insulin was given to:
Question 3
Who showed that malaria parasites complete their life cycle inside mosquitoes?
Question 4
The structure of DNA was described by:
Question 5
In which year did Wilhelm Röntgen discover X-rays?
Question 6
Who discovered radioactivity after noticing that uranium salts give out radiation on their own?
Question 7
Polonium and radium were discovered by:
Question 8
Who discovered the electron?
Question 9
In which year did James Chadwick prove the existence of the neutron?
Question 10
Who first saw cells in cork and described them in the book Micrographia (1665)?

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