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Milestones in Life Science Discovery

Life Science

A collection of significant historical firsts and breakthroughs in biological and medical science.

biology history science

12 Questions Medium Ages 12+ Aug 18, 2026

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About this Study Set

This study set covers Life Science through 12 practice questions. A collection of significant historical firsts and breakthroughs in biological and medical science. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

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1 Who is credited with the first successful vaccination, performed in 1796 to prevent smallpox?

A Louis Pasteur
B Edward Jenner
C Robert Koch
D Joseph Lister

2 Which scientist is famously known for the discovery of penicillin in 1928?

A Alexander Fleming
B Marie Curie
C Jonas Salk
D Gregor Mendel

3 What was the first animal to be successfully cloned from an adult somatic cell in 1996?

A A mouse
B A sheep
C A dog
D A frog

4 In 1665, who first coined the term 'cell' after observing thin slices of cork under a microscope?

A Antonie van Leeuwenhoek
B Robert Hooke
C Theodor Schwann
D Rudolf Virchow

5 Who is considered the 'father of genetics' for his pioneering experiments with pea plants?

A Charles Darwin
B Thomas Hunt Morgan
C Gregor Mendel
D Francis Crick

6 Which team of scientists published the first description of the double-helix structure of DNA in 1953?

A Watson and Crick
B Franklin and Wilkins
C Hershey and Chase
D Meselson and Stahl

7 What is the name of the first successful human-made vaccine created for rabies?

A BCG vaccine
B DTP vaccine
C Pasteur's vaccine
D Salk vaccine

8 Who developed the taxonomy system used to classify organisms that is the basis for modern scientific naming?

A Aristotle
B Carl Linnaeus
C Jean-Baptiste Lamarck
D Ernst Haeckel

9 Which researcher discovered the process of bacterial transformation, proving that DNA carries genetic information?

A Oswald Avery
B Frederick Griffith
C Alfred Hershey
D Martha Chase

10 What was the first organism to have its complete genome sequenced in 1995?

A Haemophilus influenzae
B Escherichia coli
C Saccharomyces cerevisiae
D Caenorhabditis elegans

11 Who first identified the circulation of blood in the human body in the 17th century?

A Andreas Vesalius
B William Harvey
C Galen
D William Beaumont

12 In 1952, which experiment provided strong evidence that DNA is the hereditary material using bacteriophages?

A Miller-Urey experiment
B Meselson-Stahl experiment
C Hershey-Chase experiment
D Griffith's experiment

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