LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following scientists was the first to observe bacteria?
A
Anton van Leuwenhoek
B
Matthais Schleiden
C
Robert Hooke
D
Theodor Schwann
Explanation: 

Detailed explanation-1: -Leeuwenhoek is universally acknowledged as the father of microbiology. He discovered both protists and bacteria [1]. More than being the first to see this unimagined world of ‘animalcules’, he was the first even to think of looking-certainly, the first with the power to see.

Detailed explanation-2: -Antonie van Leeuwenhoek, (born October 24, 1632, Delft, Netherlands-died August 26, 1723, Delft), Dutch microscopist who was the first to observe bacteria and protozoa.

Detailed explanation-3: -Two men are credited today with the discovery of microorganisms using primitive microscopes: Robert Hooke who described the fruiting structures of molds in 1665 and Antoni van Leeuwenhoek who is credited with the discovery of bacteria in 1676.

Detailed explanation-4: -The first compound microscopes date to 1590, but it was the Dutch Antony Van Leeuwenhoek in the mid-seventeenth century who first used them to make discoveries. When the microscope was first invented, it was a novelty item.

Detailed explanation-5: -Anton Van Leeuwenhoek first discovered free-living algae Spirogyra cells in water in the pond in 1674 with the improved microscope. The living cells were first discovered by Antony Van Leeuwenhoek. He observed living cells and called them ‘animalcules’. Some small ‘animalcules’ are now called bacteria.

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