Quizziz - Cell Theory

Which of the following scientists was the first to observe bacteria? a. Anton van Leuwenhoek b. Matthais Schleiden c. Robert Hooke d. Theodor Schwann

a. Anton van Leuwenhoek

What is one way in which all living things on Earth are alike? a. All living things have hair. b. All living things are made of cells and come from other cells. c. The cells of all living things have chloroplast. d. All living things can move.

b. All living things are made of cells and come from other cells.

Which of the following scientists contributed to the cell theory? a. Rudolf Virchow, Robert Hooke, Anton van Leuwenhoek b. Matthais Schleiden, Theodor Schwann, Rudolf Virchow c. Robert Hooke, Theodor Schwann, Anton van Leuwenhoek d. Theodor Schwann, Matthais Schleiden, Robert Hooke

b. Matthais Schleiden, Theodor Schwann, Rudolf Virchow

What structures distinguish a plant cell from an animal cell? a. Plant cells have cell walls and ribosomes. b. Plant cells have cell walls and chloroplasts. c. Plant cells have chloroplasts and ribosomes. d. Plant cells have chloroplasts and mitochondria.

b. Plant cells have cell walls and chloroplasts.

Which statement reflects one of the major components of the cell theory? a. All living things are multi-cellular. b. Organs are the basic unit of structure and function for all living things. c. All cells come from previously existing cells. d. Every organism has a reproductive system to ensure survival of the species.

c. All cells come from previously existing cells.

When cells are damaged, new cells are created by cell division. How does the cell theory support this fact? a. It states that cells have a nucleus which divides. b. It states that all living things are made up of one or more cells. c. It states that cell come from previously existing cells. d. It states that the basic units of structure and function are cells.

c. It states that cell come from previously existing cells.

Which of the following statements is not part of the cell theory? a. Cells are the basic unit of structure and function in all living things. b. All cells are produced from other cells. c. Only animal cells are composed of cells. d. All living things are composed of cells.

c. Only animal cells are composed of cells.

Which organism is made up of cells that have both a cell membrane and a cell wall? a. desert mouse b. human c. maple tree d. zebra

c. maple tree

The invention of the microscope made it possible for people to discover and learn about a. Plants b. Skin c. Animals d. Cells

d. Cells

Which of the following scientists concluded that all animals are made of cells? a. Rudolf Virchow b. Matthais Schleiden c. Robert Hooke d. Theodor Schwann

d. Theodor Schwann