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WorksheetsCells 7th grade
Total questions: 46
Worksheet time: 2hrs 36mins
Name
Class
Date
1.
Which of these structures are NOT found in animal cells?
a)
chloroplast and cell wall
b)
nucleus and ribosomes
c)
mitochondria and cytoplasm
d)
cell membrane and golgi bodies
2.
All living things are made up of...
a)
cells
b)
cell tissues
c)
organ
d)
organ systems
3.
Which of the following is NOT a cell theory.
a)
All non-living things are made of cells
b)
All cells come from pre-existing cells
c)
Cells are the basic unit of structure and function of all living things
4.
All cells come from___________ cells.
a)
pregnant
b)
pre-existing
c)
paternal
d)
pin size
5.
What is the basic structural and functional unit of all living things?
a)
atom
b)
cell
c)
molecule
d)
human
6.
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.
7.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
8.
Often called the powerhouse of the cell because it converts energy for cell use.
a)
Mitochondria
b)
Ribosomes
c)
Chloroplast
d)
LCV
9.
This part gives plant cells a rigid structure.
a)
Cell wall
b)
Organelle
c)
Chloroplast
d)
Cytoplasm
10.
Which organelle belongs in plant cells only?
a)
Cell Membrane
b)
Mitochondrion
c)
Chloroplast
d)
Nucleus
11.
Which organelle belongs in plant cells only?
a)
Cytoplasm
b)
Mitochondrion
c)
Cell Wall
d)
Nucleus
12.
I store water in both plant and animal cells. What am I?
a)
cytoplasm
b)
ribosomes
c)
vacuole
d)
lysosomes
13.
What kind of cell is this?
a)
Plant
b)
Animal
c)
Bacterial
d)
Gross
14.
Organelle
a)
material inside the cell membrane- but not including the nucleus.
b)
single-celled microorganism that lacks a nucleus.
c)
organism whose cells contain nuclei
d)
specialized structure that performs important cellular functions within a eukaryotic cell.
15.
What part of the cell uses light energy and makes food -a sugar- called glucose from water and carbon dioxide in photosynthesis?
a)
Endoplasmic Reticulum
b)
Mitochondria
c)
Chloroplasts
d)
Vacuoles
16.
What type of cell is this?
a)
Prokaryotic Cell
b)
Eukaryotic Cell
c)
Animal Cell
d)
Plant Cell
17.
What kind of cell is this?
a)
Prokaryotic Cell
b)
Eukaryotic Cell
c)
Plant Cell
d)
Bacteria Cell
18.
This organelle is found in eukaryotic cells. It contains the DNA and controls the functions.
a)
Vacuole
b)
Cytoplasm
c)
Cell membrane
d)
Nucleus
19.
This part is the jelly-like fluid that surrounds or cushions the organelles.
a)
Cytoplasm
b)
Cell membrane
c)
Ribosomes
d)
Cell wall
20.
This organelle regulates what goes in and out of the cell.
a)
Vacuole
b)
Mitochondria
c)
Cell membrane
d)
Cell wall
21.
This plant cell organelle contains the chlorophyll and is the site of photosynthesis (makes the food).
a)
Cell wall
b)
Large central vacuole
c)
Mitochondria
d)
Chloroplast
22.
Both plant and animal cells have this organelle to store water (and sometimes food), but plants have a large ________.
a)
Ribosomes
b)
Vacuole
c)
Mitochondria
d)
Nucleus
23.
What is the function of the cytoplasm?
a)
Stores water and mineral ions
b)
It holds all the organelles in place
c)
a.Controls what enters and leaves the cell
d)
Supports the cell
24.
What cell structure is letter F?
a)
cell wall
b)
cell membrane
c)
chloroplast
d)
nucleus
25.
breaks down food to release energy
a)
nucleus
b)
lysosomes
c)
mitochondria
d)
vacuole
26.
I am only found in a plant cell. I use radiant energy to make glucose through a process called photosynthesis. What am I?
a)
cell wall
b)
mitochondria
c)
cytoplasm
d)
chloroplast
27.
Robert Hooke, Anton van Leeuwenhoek, Theodor Schwann, Rudolf Virchow, and Matthias Schliden were all responsible for what theory?
a)
The Theory of Gravity
b)
The Theory of Relativity
c)
The Cell Theory
d)
The Theory of Continental Drift
28.
What is the name of the structure shown in the diagram? It is also known as the "powerhouse" of the cell.
a)
Chloroplast
b)
Mitochondrion
c)
Nucleus
d)
Vacuole
29.
Which scientist discovered cells while looking at a piece of cork?
a)
Robert Brown
b)
Robert Hooke
c)
Rudolf Virchow
d)
Anthony van Leeuwenhoek
30.
Cell organelles that are responsible for digesting food, worn out organelles and other cellular wastes are called ___________________.
a)
Mitochondria
b)
Vacuoles
c)
Lysosomes
d)
Chlororplasts
31.
An Amoeba is a unicellular, animal-like protist that lives in ponds and streams. According to cell theory, where did this cell come from?
a)
another pre-existing amoeba cell.
b)
energy from sun that allowed the protist to reproduce.
c)
a multicellular organism.
d)
the nonliving environment.
32.
How are unicellular organisms different from multicellular organisms?
a)
There are no differences.
b)
They are made of many cells.
c)
They are only classified as prokaryotes.
d)
They are made of only one cell.
33.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
34.
The process by which cells use oxygen to produce energy from food and the mitochondria releases the energy.
a)
Photosynthesis
b)
Cellular Respiration
c)
Endocytosis
d)
Exocytosis
35.
The process by which producers use sunlight, carbon dioxide, and water to make food (glucose).
a)
Photosynthesis
b)
Diffusion
c)
Cellular Respiration
d)
Active Transport
36.
Match the correct word to the definition
_________________________________
In biology, the smallest unit that can preform all life processes;cells are covered by a membrane and have DNA and cytoplasm
_________________________________
In biology, the smallest unit that can preform all life processes;cells are covered by a membrane and have DNA and cytoplasm
a)
Vesicle
b)
Cell
c)
lysosome
d)
Golgi Complex
37.
Match the correct word to the definition
________________________________
A phosholipid layer that covers a cell's surface; acts as a barrier between the inside of a cell and the cell's environment
________________________________
A phosholipid layer that covers a cell's surface; acts as a barrier between the inside of a cell and the cell's environment
a)
Cell Wall
b)
Tissue
c)
Cell Membrane
d)
Endoplasmic Reticulum (ER)
38.
Match the correct word to the definition
________________________________
One of the small bodies in a cell' cytoplasm that are specialized to preform a special function
________________________________
One of the small bodies in a cell' cytoplasm that are specialized to preform a special function
a)
Mitochondrion
b)
Organelle
c)
Ribosome
d)
Prokaryote
39.
Match the correct word to the definition
________________________________
In a eukaryotic cell, a membrane- bound organelle that contains the cell's DNA and that that has a role in processes such as growth, metabolis, and production
________________________________
In a eukaryotic cell, a membrane- bound organelle that contains the cell's DNA and that that has a role in processes such as growth, metabolis, and production
a)
Function
b)
Organ System
c)
Structure
d)
Nucleus
40.
Match the correct word to the definition
_______________________________
In eukaryotic cells, the cell organelle that is surrounded by two membranes and that is the site of cellular respiration
_______________________________
In eukaryotic cells, the cell organelle that is surrounded by two membranes and that is the site of cellular respiration
a)
Cell
b)
Prokaryote
c)
Mitochondrion
d)
nucleus
41.
Match the correct word to the definition
_______________________________
A collection of tissues that carry out a specialized function of the body
_______________________________
A collection of tissues that carry out a specialized function of the body
a)
Organism
b)
Organ
c)
Eukaryote
d)
Function
42.
The body's ability to keep the internal balance of the body stable.
a)
Osmosis
b)
Photosynthesis
Photosynthesis
Photosynthesis
c)
Homeostasis
d)
Respiration
43.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
44.
The process where one cell divides into two.
a)
Mitosis
b)
Respiration
c)
Photosynthesis
d)
Homeostasis
45.
Photosynthesis requires the organelles called chloroplast.
a)
TRUE
b)
FALSE
46.
Humans perform photosynthesis
a)
TRUE
b)
FALSE
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