Cell Theory and Microscopy Concepts

The video tutorial explains the cell theory, stating that all living things are made of cells, which are the basic units of life. It traces the historical development of the theory, starting with the invention of the microscope by Robert Hooke in 1665 and the observations of Anton van Leeuwenhoek. The contributions of Schleiden, Schwann, and Virchow in the 19th century are highlighted, emphasizing that plants and animals are made of cells and that cells arise from pre-existing cells.

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

• Tissues

• Cells

• Molecules

• Atoms

Who is credited with coining the term 'cell'?

• Matthias Schleiden

• Theodor Schwann

• Robert Hooke

• Anton van Leeuwenhoek

Which invention was crucial for the development of the cell theory?

• Thermometer

• Stethoscope

• Microscope

• Telescope

What did Anton van Leeuwenhoek observe with his microscope?

• Viruses

• Microorganisms

• Animal cells

• Plant cells

Which scientist stated that all plants are made of cells?

• Anton van Leeuwenhoek

• Rudolf Virchow

• Theodor Schwann

• Matthias Schleiden

Who proposed that all animals are composed of cells?

• Matthias Schleiden

• Theodor Schwann

• Rudolf Virchow

• Robert Hooke

What did Rudolf Virchow contribute to the cell theory?

• All plants are made of cells

• All animals are made of cells

• Cells arise from pre-existing cells

• Cells are the basic unit of life