WorksheetsUnit 1: Living Things, Microscopes, Cell
Total questions: 72
Worksheet time: 53mins
What is the smallest unit of life; all living things are made of cells?
Cell
Tissue
Organ
Organism
What is a tool that makes tiny objects look larger so we can see them?
Microscope
Telescope
Stethoscope
Thermometer
What is the idea that (1) all living things are made of cells, (2) cells are the basic units of life, and (3) all cells come from other cells called?
Cell Theory
Evolution Theory
Germ Theory
Atomic Theory
Scientist who first named “cells” after looking at cork under a microscope.
Robert Hooke
Isaac Newton
Louis Pasteur
Gregor Mendel
Scientist who built simple microscopes and saw tiny living organisms in water.
Anton van Leeuwenhoek
Isaac Newton
Louis Pasteur
Robert Hooke
Scientist who said all plants are made of cells.
Schleiden
Virchow
Hooke
Leeuwenhoek
Scientist who said all animals are made of cells.
Schwann
Virchow
Hooke
Leeuwenhoek
Scientist who said all cells come from existing cells.
Virchow
Schleiden
Hooke
Leeuwenhoek
A stiff outer layer that supports and protects plant cells.
Cell Wall
Cell Membrane
Nucleus
Cytoplasm
A thin covering around all cells that controls what goes in and out.
Cell Membrane
Nucleus
Cell Wall
Mitochondria
The “control center” of the cell that holds DNA.
Nucleus
Mitochondria
Ribosome
Cell membrane
A small round structure inside the nucleus that makes ribosomes.
Nucleolus
Mitochondria
Golgi apparatus
Lysosome
A part of a cell that does a special job (like organs in your body). ________
Organelle
Molecule
Tissue
Nucleus
A tiny organelle that makes proteins for the cell. ________
Ribosome
Mitochondria
Nucleus
Lysosome
The jellylike material that fills the cell and holds organelles in place.
Cytoplasm
Nucleus
Cell wall
Mitochondria
Organelles that release energy from food ("powerhouse" of the cell).
Mitochondria
Ribosomes
Chloroplasts
Golgi apparatus
A system of tubes that helps make and move proteins and other materials in the cell.
Endoplasmic Reticulum (ER)
Mitochondria
Golgi Apparatus
Lysosome
Packages and ships materials made in the cell.
Golgi Body (Golgi Apparatus)
Mitochondria
Nucleus
Ribosome
A sac that stores water, food, or waste in the cell.
Vacuole
Mitochondria
Nucleus
Ribosome
Fill in the blank: Organelles in plant cells that use sunlight to make food are called ________.
Chloroplast
Mitochondria
Nucleus
Vacuole
Fill in the blank: Organelles that break down waste and old cell parts are called ________.
Lysosome
Mitochondria
Ribosome
Chloroplast
Fill in the blank: Made of many cells is called ________.
Multicellular
Unicellular
Prokaryotic
Acellular
Fill in the blank: Made of only one cell is called ________.
Unicellular
Multicellular
Tissue
Organ
A group of similar cells working together. ________
Tissue
Organ
Organism
System
A body part made of different tissues working together.
Organ
Cell
Atom
Molecule
A group of organs working together. ________
Organ System
Tissue
Cell
Organ
A complete living thing. ________
Organism
Cell
Tissue
Molecule
Something in the environment that causes a change or reaction.
Stimulus
Organism
Response
Receptor
How an organism reacts to a stimulus.
Response
Habitat
Nutrient
Producer
The process of growing and changing.
Development
Stagnation
Regression
Decay
An old, disproven idea that living things can come from nonliving things.
Spontaneous Generation
Cell Theory
Natural Selection
Biogenesis
Scientist who tested spontaneous generation by showing that maggots only appear on meat when flies can reach it.
Francesco Redi
Louis Pasteur
Robert Koch
John Needham
Scientist who designed a special flask experiment that showed microorganisms come from other microorganisms, not from thin air, further disproving spontaneous generation. (Fill in the blank)
Louis Pasteur
Gregor Mendel
Robert Hooke
Isaac Newton
An organism that makes its own food (like plants). (Fill in the blank)
Autotroph
Heterotroph
Parasite
Decomposer
An organism that must eat other living things for food (like animals). (Fill in the blank)
Heterotroph
Autotroph
Producer
Decomposer
Fill in the blank: The ability to keep a stable, balanced internal environment is called _________.
Homeostasis
Metabolism
Photosynthesis
Osmosis
Fill in the blank: The part you look through to see the specimen is called the _________.
Eyepiece
Objective lens
Stage
Diaphragm
Fill in the blank: The big knob used for first, rough focusing is called the _________.
Coarse Adjustment Knob
Fine Adjustment Knob
Stage Clip
Objective Lens
Fill in the blank: The small knob used for clear, sharp focusing is called the _________.
Fine Adjustment Knob
Coarse Adjustment Knob
Stage Clip
Objective Lens
Name the part of the microscope: The part you hold when carrying the microscope.
Arm
Stage
Base
Eyepiece
Name the part of the microscope: The flat platform where you place the slide.
Stage
Objective lens
Eyepiece
Arm
Name the part of the microscope: Holds the slide in place on the stage.
Stage Clip
Objective Lens
Coarse Adjustment Knob
Eyepiece
Name the part of the microscope: The bottom of the microscope that supports it.
Base
Eyepiece
Stage
Arm
Connects the eyepiece to the nosepiece.
Body Tube
Stage
Base
Arm
Holds the objective lenses and rotates to change magnification.
Nosepiece
Stage
Eyepiece
Base
The lens that makes the image the largest (strongest magnification). ________
High-Power Objective Lens
Low-Power Objective Lens
Eyepiece Lens
Mirror
The lens that makes the image less large (weakest magnification).
Low-Power Objective Lens
High-Power Objective Lens
Oil Immersion Lens
Eyepiece Lens
Controls how much light passes through the slide. The correct part is _______.
Diaphragm
Objective lens
Eyepiece
Stage
Reflects light upward through the slide (on some microscopes). The correct part is _______.
Mirror
Objective lens
Stage clip
Coarse adjustment knob
Cell part #2 is:
smooth ER
nucleus
nucleolus
mitochondrion
Cell part #9 is:
Golgi Body(apparatus)
rough ER
nucleus
mitochondrion
ribosome
Cell part #5 is:
cytoplasm
Golgi Body(apparatus)
rough ER
smooth ER
Choose the Mitochondria on the cell diagram.
Select the Golgi Apparatus.
Cell part #8 is:
Golgi Body(apparatus)
smooth ER
mitochondrion
ribosome
Cell part #1 is:
cytoplasm
nucleus
nucleolus
mitochondrion
ribosome
Label the 5 organelles.
mitochondria
nucleus
cytoplasm
cell membrane
Match the following
Makes ATP (energy).
mitochondria
control center of the cell, contains DNA
nucleus
makes proteins
ribosomes
protects the cell and lets stuff in and out of cell, maintains homeostasis
cell membrane
converts sunlight into glucose (sugar) for the plant cell
chloroplast
Match the following
Cleans up the cell
Lysosome
Storage tanks of the cell
Vacuole
Control center of the cell
Nucleus
Energy production of the cell
Mitochondria
Outer layer of the cell
Cell membrane
What organelle is represented by this image?
rough endoplasmic reticulum
smooth endoplasmic reticulum
ribosome
nucleus
What organelle does this image represent?
Golgi Apparatus
Ribosome
Mitochondria
Chloroplast
The Cell Theory:
1. All living organisms are composed of one or more (a) . (Unicellular or Multicellular)
2. All cells arise from (b) cells. (Not from Spontaneous Generation)
3. Cells are the structural and functional unit of (c) . (Nothing living smaller than a Cell)
The Cell Story:
1. All living things are made of one or more (a) . (Some have one, some have many)
2. All cells come from other (b) cells. (They do not appear from nowhere)
3. Cells are the smallest living parts of (c) . (Nothing alive is smaller than a cell)
Match the following parts of the Cell Theory
Cells are the ______ of life
basic unit
All cells come from...
pre-existing (other) cells
All organisms are made of
cells
A long time ago, some people believed that living things could come from non-living things. This theory was called (a) . Now, scientists know that all cells come from existing cells. This is part of a theory called (b) .
Please label the cell pictured.
nucleus
cell membrane
organelles
Select the correct Cell: This cell is considered complex since it contains a well-defined nucleus and membrane-bound organelles. Animals, Plants, Fungi, and Protists are considered this type of cell.
Match the following biological terms with their definitions.
Cell
The basic unit of all forms of life
Nucleus
The control center of a cell
Prokaryote
A unicellular organism without a nucleus
Eukaryote
An organism whose cells contain a nucleus
Label the parts of a microscope
Arm
Course focus knob
Eyepiece
Fine focus knob
Objective lenses
Stage
Drag the parts below to the correct spot on the microscope.
light source
diaphragm
Revolving Nosepiece
Fine Adjustment
Coarse Adjustment
Eyepiece
Body Tube
Arm
Stage
