Quiz on Cell Theory and Microscopes

Who invented the first compound microscope?

• Louis Pasteur

• Anton Van Leeuwenhoek

• Zacharias Janssen

• Robert Hooke

What did Robert Hooke observe under his microscope?

• Plant cells

• Cork

• Blood cells

• Bacteria

Which scientist is known for disproving the theory of spontaneous generation through his experiment with meat?

• Louis Pasteur

• Francesco Redi

• John Needham

• Lazzaro Spallanzani

What is the basic unit of life according to the cell theory?

• Atom

• Organism

• Molecule

• Cell

Who proposed the idea that all cells arise from pre-existing cells?

• Robert Hooke

• Rudolf Virchow

• Matthias Schleiden

• Theodore Schwann

What did Anton Van Leeuwenhoek use his microscope to observe?

• Plant cells

• Cork

• Bacteria and blood cells

• Animal cells

Which postulate of the cell theory states that all organisms are made up of cells?

• Second postulate

• Fourth postulate

• Third postulate

• First postulate

What did the theory of spontaneous generation propose?

• Life arises from living sources

• All cells come from pre-existing cells

• Life arises from non-living sources

• Cells are the basic unit of life

Which scientist's work led to the conclusion that the theory of spontaneous generation was flawed?

• Lazzaro Spallanzani

• Francesco Redi

• Louis Pasteur

• John Needham

What was the main contribution of Matthias Schleiden to the cell theory?

• Invented the microscope

• Studied animal cells

• Studied plant cells

• Disproved spontaneous generation