Cells Part 1: Cell Theory, Levels, Types

Who is known for first observing cells under a microscope and naming them "cells"?

• Louis Pasteur

• Robert Hooke

• Charles Darwin

• Anton van Leeuwenhoek

Which statement is a basic part of the cell theory?

• All living things are made of cells.

• Cells can be seen without a microscope.

• Only animals have cells.

• Cells are made of tissues.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What is the correct order of cellular organization from simplest to most complex?

• Organism, organ, tissue, cell. organ system

• Cell, tissue, organ, organ system, organism

• Tissue, organism, cell, organ, organism

• Organ System, Organ, cell, tissue, organism

Tags

NGSS.MS-LS1-3

Which structure is found in both prokaryotic and eukaryotic cells?

• Nucleus

• Cell membrane

Which scientist contributed to the cell theory by stating that all plants are made of cells?

• Matthias Schleiden

• Rudolf Virchow

• Theodor Schwann

• Louis Pasteur

Tags

NGSS.MS-LS1-1

Which of the following best describes a tissue?

• A group of similar cells working together

• A single cell

• A group of organs

• A type of organism

Tags

NGSS.MS-LS1-3

Which of the following is a difference between prokaryotic and eukaryotic cells?

• Only eukaryotic cells have a nucleus.

• Only prokaryotic cells have mitochondria.

• Both have membrane-bound organelles.

• Both have a nucleus.

Which part of the cell theory explains why a cut on your skin can heal?

• All living things are made of cells.

• Cells are the basic unit of structure and function.

• All cells come from pre-existing cells.

• Cells contain DNA.

Which of the following is an example of a multicellular organism?

• Bacterium

• Amoeba

• Human

• Paramecium

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Which level of organization comes directly after tissue in multicellular organisms?

• Cell

• Organ

• Organ system

• Organism