Questions & Answers
Browse all 20 questions from the
Milestones in Life Science study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
Who is credited with discovering the structure of DNA in 1953?
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A
Watson and Crick
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B
Charles Darwin
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C
Louis Pasteur
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D
Gregor Mendel
2
Who is known as the father of genetics for his work with pea plants?
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A
Isaac Newton
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B
Gregor Mendel
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C
Robert Hooke
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D
Alexander Fleming
3
Which scientist is famous for proposing the theory of evolution by natural selection?
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A
Carl Linnaeus
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B
Marie Curie
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C
Charles Darwin
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D
Galileo Galilei
4
What was the first living organism to be successfully cloned from an adult cell in 1996?
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A
A mouse
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B
A sheep
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C
A dog
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D
A frog
5
Who invented the microscope, allowing scientists to see cells for the first time?
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A
Zacharias Janssen
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B
Thomas Edison
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C
Albert Einstein
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D
Nikola Tesla
6
Which scientist discovered penicillin, the first true antibiotic?
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A
Edward Jenner
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B
Louis Pasteur
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C
Alexander Fleming
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D
Joseph Lister
7
What was the first vaccine ever developed, created by Edward Jenner in 1796?
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A
Polio vaccine
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B
Smallpox vaccine
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C
Flu vaccine
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D
Measles vaccine
8
Who is considered the father of microbiology for his work with pasteurization?
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A
Louis Pasteur
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B
Robert Koch
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C
Antonie van Leeuwenhoek
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D
John Snow
9
Who coined the term 'cell' after looking at cork under a microscope?
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A
Robert Hooke
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B
James Watson
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C
Linus Pauling
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D
Francis Crick
10
Which scientist is known for developing the system of binomial nomenclature to classify living things?
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A
Charles Darwin
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B
Carl Linnaeus
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C
Gregor Mendel
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D
Rachel Carson
11
What was the name of the first human successfully vaccinated against smallpox?
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A
James Phipps
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B
Isaac Newton
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C
Edward Jenner
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D
John Smith
12
Which explorer and scientist first described 'animalcules' (bacteria) using a simple microscope?
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A
Antonie van Leeuwenhoek
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B
Charles Darwin
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C
Louis Pasteur
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D
Robert Hooke
13
In which decade was the Human Genome Project officially launched to map all human genes?
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A
1970s
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B
1980s
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C
1990s
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D
2000s
14
Who discovered the blood circulation system in the human body?
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A
William Harvey
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B
Andreas Vesalius
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C
Hippocrates
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D
Galen
15
Which researcher was instrumental in discovering the structure of DNA using X-ray diffraction, though often historically overlooked?
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A
Rosalind Franklin
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B
Marie Curie
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C
Ada Lovelace
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D
Florence Nightingale
16
What major discovery did Rachel Carson popularize in her 1962 book 'Silent Spring'?
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A
Environmental damage from pesticides
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B
The structure of cells
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C
The process of photosynthesis
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D
The migration of birds
17
Who was the first person to visualize and describe sperm cells under a microscope?
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A
Antonie van Leeuwenhoek
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B
Robert Hooke
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C
Louis Pasteur
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D
Gregor Mendel
18
Which scientist is credited with developing the theory of endosymbiosis regarding mitochondria and chloroplasts?
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A
Lynn Margulis
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B
Charles Darwin
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C
Carl Linnaeus
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D
Gregor Mendel
19
What was the primary method used by Louis Pasteur to prove that germs cause disease?
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A
The swan-neck flask experiment
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B
The use of X-rays
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C
Cross-pollination
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D
Genetic sequencing
20
In 1865, what fundamental biological process did Gregor Mendel describe?
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A
Inheritance of traits
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B
Cell division
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C
Blood clotting
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D
Photosynthesis
