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WorksheetsLiving Environment
Total questions: 80
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
Regulates the amount of light on the specimen
a)
Diaphragm
b)
Aperature
c)
Ocular Lens
d)
Objective Lenses
2.
Moves the stage slightly to sharpen the image
a)
Body Tube
b)
Course Focus Knob
c)
Aperature
d)
Fine Focus Knob
3.
Lens used to view specimen; also called eyepiece
a)
Scanning Lens
b)
Objective Lens
c)
Ocular Lens
d)
Illuminator
4.
Lenses consist of low 4X, medium 10X, and high 40X
a)
Eyepiece
b)
Ocular Lens
c)
Objective Lenses
d)
Illuminators
5.
What will be the total magnification if the ocular lens is 10X and the objective lens is 40X?
a)
40X
b)
10X
c)
100X
d)
400X
6.
What will be the total magnification if the ocular lens is 10X and the objective lens is 10X?
a)
10X
b)
100X
c)
1000X
d)
1X
7.
The higher the magnification, the ________ you see of the specimen.
a)
more
b)
less
c)
higher
d)
lower
8.
If I move the slide away from me the image moves
a)
toward me me
b)
to the left
c)
to the right
d)
away from me
9.
If I move the slide away from me the image moves
a)
toward me
b)
to the left
c)
to the right
d)
away from me
10.
When viewing a specimen through a compound light microscope moving the slide to the right will cause the image to _______.
a)
Flip Upside Down
b)
Flip Right-Side Up
c)
Move To The Right
d)
Move To The Left
11.
Why would a scientist add a cover slip to the slide in the manner?
a)
To Reduce The Number Of Air Bubbles
b)
To Increase The Number Of Air Bubbles
c)
To Make Focusing Easier
d)
To Make the Image Larger
12.
When a student switched from medium power to high power, they could no longer see any cells. What is one possible explanation for this?
a)
The magnification was still too low.
b)
The diaphragm was letting in too much light.
c)
The stage clips is in the way.
d)
The slide was not properly centered.
13.
As the length of the objective lens increases, magnifying power __________
a)
Increases
b)
Decreases
c)
Remains the Same
14.
If this image is seen under 100x magnification, approximately how many cells would be seen under 400X ?
a)
0
b)
4
c)
12
d)
20
15.
If this image is seen under 100x magnification, approximately how many cells would be seen under 40X ?
a)
0
b)
4
c)
12
d)
20
16.
Switching from the high-powered objective lens to the low-powered objective lens would make the image look _______________.
a)
Smaller and Brighter
b)
Smaller and Darker
c)
Larger and Brighter
d)
Larger and Darker
17.
What would this letter look like when viewed under a compound microscope?
a)
Upside Down
b)
Upside Down and Reversed
c)
Right-Side-Up
d)
Right Side up and Reversed
18.
As magnification increases, the field of view _______________________.
a)
Increases
b)
Decreases
c)
Remains the same
19.
As the magnification increases, the size of the object being viewed _________________.
a)
Increases
b)
Decreases
c)
Remains the same
20.
What is the approximate diameter of this cell?
a)
2000 μm
b)
1000 μm
c)
50 μm
d)
500 μm
21.
Which option correctly represents the levels of organization in the human body from smallest to largest?
a)
Organ Systems - Organs- Cells - Tissues
b)
Organ Systems - Organs - Tissues - Cells
c)
Cells - Tissues - Organs - Organ Systems
d)
Cells - Organs - Organ Systems - Tissues
22.
Which Life processes can be described as controlling and coordinating the activities of an organism to help maintain homeostasis?
a)
Regulation
b)
Cellular Respirations
c)
Synthesis
d)
Nutrition
23.
This type of cell needs a cell wall and chloroplasts
a)
Plant cell
b)
Animal Cell
c)
Bacteria
24.
Tiny cell structures that carry out specific functions within the cell.
a)
membranes
b)
nucleus
c)
organelles
d)
animalicules
25.
Plants perform photosynthesis through this organelle. It captures energy from the sun and uses it to produce food for the cell.
a)
Chlorophyll
b)
Chloroplasts
c)
Mitochondria
d)
Golgi Apparatus
26.
Directs all cell activities "Brain or Control Center of cell"
a)
Lysosomes
b)
Nucleus
c)
ribosomes
d)
Mitochondria
27.
Four students examined the cells and made the following observations:
Student 1: Cell 1 is a plant cell because it has a cell wall
Student 2: Cell 2 is an animal cell because it has a nucleus
Student 3: Cell 1 is a plant cell because it has chloroplasts
Student 4: Cell 2 is an animal cell because it has a cell membrane
Who is correct?
Student 1: Cell 1 is a plant cell because it has a cell wall
Student 2: Cell 2 is an animal cell because it has a nucleus
Student 3: Cell 1 is a plant cell because it has chloroplasts
Student 4: Cell 2 is an animal cell because it has a cell membrane
Who is correct?
a)
Student 1 and Student 2
b)
Student 2 and Student 3
c)
Student 1 and Student 3
d)
Student 2 and Student 4
28.
What Organelle In A Cell Makes Ribosomes?
a)
Nucleus
b)
Michochondria
c)
Nucleolus
d)
Lysosomes
29.
Bacteria cells are this type of cell.
a)
Eukaryote
b)
Prokaryote
30.
Where are proteins made? These are small, grain-like or rod shaped organelles.
a)
Golgi body
b)
Mitoichondrion
c)
Chromosomes
d)
Ribosomes
31.
This structure is a storage area for the cell. Plants usually have one large one.
a)
Lysosome
b)
Vacuole
c)
Ribosome
d)
Golgi Body
32.
Prokkaryotic
a)
are single celled organisms that do not have a nucleus or membrane bound organelles
b)
a protective layer that covers the the cells surface and acts as a barrier
c)
is the smallest unit that can preform all he processes necessary for life
33.
What packages proteins to be transported out of the cell?
a)
Golgi body
b)
ER
c)
ribosome
d)
mitochondria
34.
Found in most animal cells
a)
vacuole, cell membrane, mitochondria
b)
Mitochondria, chloroplast, nucleus
c)
cytoplasm, nucleus, mitochondria
d)
cell wall, cell membrane, nucleus
35.
Contains digestive enzymes to break down worn out parts of the cell.
a)
vacuole
b)
lysosome
c)
ribosome
d)
nucleolus
36.
Which organelles would be found in an animal cell but not in a plant cell?
a)
centrioles and vacuoles
b)
centrioles and lysosomes
c)
cytoskeleton and vacuoles
d)
cytoskeleton and lysosomes
37.
The reactants of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
38.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
39.
What pigment absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
40.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
41.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
42.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
6CO2 + 6H2O --> 6O2 + C6H12O6
b)
6CO2 + C6H12O6 + 6H2O --> O2
c)
6O2 + 6H2O --> 6CO2 + C6H12O6
d)
C6H12O6 + 6O2 ---> 6H2O + 6CO2
43.
Which of the following best describes photosynthesis?
a)
Photosynthesis converts radiant energy into chemical energy.
b)
Photosynthesis produces carbohydrates.
c)
Plants need sunlight, carbon dioxide, water, nutrients, and chlorophyll to complete photosynthesis.
d)
Plants use chlorophyll, water, and carbon dioxide to make sugar.
44.
Anaerobic respiration.....
a)
doesn't require CO2
b)
requires CO2
c)
doesn't require oxygen
d)
requires oxygen
45.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make oxygen
46.
What is cellular respiration?
a)
the breakdown of glucose to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
47.
What are the REACTANTS for cellular respiration?
a)
oxygen and carbon dioxide
b)
water and glucose
c)
carbon dioxide and water
d)
glucose and oxygen
48.
What are the PRODUCTS for cellular respiration?
a)
oxygen and ATP (energy)
b)
water and glucose and ATP (energy)
c)
carbon dioxide and water and ATP (energy)
d)
glucose and oxygen
49.
Which is the correct chemical equation for CELLULAR RESPIRATION?
a)
Glucose (Sugar) + Oxygen --> Carbon Dioxide + Water + ATP (Energy)
b)
ATP (Energy) + Oxygen --> Carbon Dioxide + Water + Glucose (Sugar)
c)
Glucose (Sugar) + Carbon Dioxide --> Oxygen + Water + ATP (Energy)
Glucose (Sugar) + Carbon Dioxide --> Oxygen + Water + ATP (Energy)
Glucose (Sugar) + Carbon Dioxide --> Oxygen + Water + ATP (Energy)
d)
Glucose (Sugar) + Water + Oxygen --> Carbon Dioxide + Oxygen + ATP (Energy)
50.
The energy carrier that the cell uses to power its day to day activities is
a)
ATP
b)
NADH
c)
FADH2
d)
glucose
51.
The openings or stomates in the lower leaf surface are opened and closed by the:
a)
Guard cells
b)
Lateral buds
c)
Margins
d)
Xylem
52.
What is the part labelled X in the diagram called?
a)
chlorophyll
b)
stomata
c)
leaf
53.
Most of the stomata are usually found on the underside of the leaf.
a)
True
b)
False
54.
The function of the stomata on a leaf is to _______ .
a)
turn carbon dioxide into food
b)
distribute water to all parts of the leaf
c)
allow exchange of gases to take place
d)
transport air from one part of the plant to another
55.
Which type of transport requires an input of energy?
a)
Passive Transport
b)
Osmosis
c)
Simple Diffusion
d)
Active Transport
56.
Which form of active transport is being shown?
a)
Facilitated Diffusion
b)
Exocytosis
c)
Endocytosis
d)
Protein Pumps
57.
Which form of active transport is being shown?
a)
Pinocytosis
b)
Endocytosis
c)
Exocytosis
d)
Osmosis
58.
When cells take in food particles through active transport, what is it called?
a)
Pinocytosis
b)
Phagocytosis
c)
Exocytosis
d)
Osmosis
59.
When cells take in a liquid through active transport, what is it called?
a)
Exocytosis
b)
Phagocytosis
c)
Pinocytosis
d)
Osmosis
60.
Which is NOT a form of active transport?
a)
Endocytosis
b)
Osmosis
c)
Exocytosis
d)
Pinocytosis
61.
The picture below is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
62.
What is diffusion?
a)
when molecules move
b)
when molecules move from a high concentration to a low.
c)
no movement
d)
molecules move everywhere
63.
What is the definition of Selective Permeability?
a)
The movement of materials across the cell membrane that requires NO ENERGY from the cell.
b)
The movement of materials through (or across) the cell membrane
c)
The ability of the cell membrane to allow some things to pass through while preventing other things from passing through.
d)
The movement of molecules from an area of high concentration to a area of low concentration
64.
When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of
a)
Osmosis
b)
Diffusion
c)
Equilibrium
65.
What a cell needs to transport particles by active transport?
a)
Sun
b)
Wind
c)
Energy
d)
Channels
66.
A person would never have pure water put into their veins in a hospital because their cells would...
a)
Shrink/Dehydrate
b)
Expand
67.
A person should never drink salty water because their cells would
a)
shrink
b)
expand
68.
The movement of molecules against a concentration gradient
a)
simple diffusion
b)
facilitated diffusion
c)
active transport
d)
osmosis
69.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
70.
Sometimes, energy is required for ____ molecules to go in or out of the cell because they cannot fit into the membrane.
a)
big
b)
small
c)
crunchy
d)
water
71.
Sometimes, energy is required for ____ molecules to go in or out of the cell because they cannot fit into the membrane.
a)
big
b)
small
c)
crunchy
d)
water
72.
If there is a higher concentration of O2 in the lungs than in the blood stream. . .
a)
O2 will diffuse to the blood stream.
b)
O2 will diffuse to the lungs.
c)
CO2 diffuse from the blood stream to the lungs
d)
Water will move by osmosis from the bloodstream to the lungs
73.
There is a higher concentration of sugar in the bloodstream than in the cell.
a)
Sugar will move into the cell.
b)
Sugar will move to the bloodstream.
c)
Sugar will move both ways equally
d)
Nothing will happen.
74.
In a cell membrane, channel proteins
a)
activate an enzyme.
b)
allow large or oddly shaped items to move through the cell membrane.
c)
are made of lipids
d)
provide strength and flexibility to th ecell membrane.
75.
What is it called when large molecules move through the protein channels?
a)
facilitated diffusion
b)
diffusion
c)
osmosis
d)
active transport
76.
What is the part of the cell membrane that is fluid?
a)
proteins
b)
chloesterol
c)
phospholipids
d)
meak
77.
All living things do which of the following?
a)
Chemosynthesis
b)
Respiration
c)
photosynthesis
d)
all of the answers
78.
The mitochondria is responsible for ...
a)
photosynthesis
b)
anaerobic respiration
c)
aerobic respiration
d)
fermentation
79.
Which of the following structure is where cellular respiration occurs in the cell?
a)
nucleus
b)
cytoplasm
c)
mitochondria
d)
vacuoles
80.
In which eukaryotic organelles does photosynthesis occur?
a)
mitochondria
b)
stomata
c)
xylem
d)
chloroplast
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