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Name: __________________ Date:___________ Period:_______ 1. What is the smallest unit that can perform all of the processes necessary for life? a. Unit c. Cells b. Eggs d. Trees 2. Who is responsible for the discovery of cells while looking at cork bark? a. Schleiden c. Leeuwenhoek b. Virchow d. Hooke 3. Scientist Mathis Schleiden contributes to the cell theory by concluding that a. The cells of plants and c. The cells of plants were animals were the same different than those from b. All plant parts were made animals of cells d. All animal tissues were made of cells 4. The protective layer that covers a cell’s surface is called the a. Cell wall c. Nucleus b. Cell membrane d. Ribosome 5. All of the fluid inside a cell is called the a. Water c. Cytoplasm b. Juice d. Nuclear membrane 6. A structure that performs a specific function in a cell is called a(n) a. Organelle c. Protist b. Cytoplasm d. Eukaryote 7. The genetic material that carries information needed to make new cells or new organisms a. Nucleus c. Organelle b. DNA d. Cytoplasm 8. An organelle that contains DNA and has a role in growth, metabolism, and reproduction a. Nucleus c. Organelle b. DNA d. Cytoplasm 9. The two basic types of cells are a. Plant and animal c. Eukaryote and prokaryote b. Bacteria and virus d. Nucleus and bacteria 10. An organisms that is made of more than one cell is called a. Unicellular c. Multicellular b. Unimart d. Multigrain bread 11. This person concluded that all cells come from other cells a. Virchow c. Hooke b. Schleiden d. Cleo Swan 12. This person discovered single-celled organisms called bacteria a. Virchow c. Hooke b. Schleiden d. Leeuwenhoek 13. Describe the three parts of the cell theory.
