WorksheetsLife Science Final Exam Review
Total questions: 117
Worksheet time: 1hrs 25mins
Name
Class
Date
1.
Which of the following is the smallest unit of life that can carry out all life functions?
a)
the mitochondria
b)
the vacuoles
c)
the nucleus
d)
the cell
2.
Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
a)
cell membrane
b)
cytoplasm
c)
nucleus
d)
vacuole
3.
What is one basic function of the vacuoles?
a)
circulating oxygen
b)
producing food
c)
controlling cell processes
d)
storing water
4.
Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do. What is the main function of the chloroplasts found in plant cells?
a)
to absorb light energy and manufacture food
b)
to remove waste materials by active transport
c)
to manufacture chemical energy from food
d)
to control the shape of the cell
5.
A rigid layer that lies outside the cell's membrane is...
a)
Cytoplasm
b)
Cell membrane
c)
Cell Wall
d)
Flagella
6.
What is the jelly-like substance inside of cells called?
a)
chloroplast
b)
photosynthesis
c)
cell membrane
d)
cytoplasm
7.
Which of these are characteristics of most cells?
a)
make their own food
b)
can only be seen using a microscope
c)
they all have a cell wall
d)
they are found only in humans
8.
You accidentally cut yourself. It is small and barely bleeds. You should
a)
wash the cut
b)
call you mom
c)
run to the nurse
d)
tell the teacher
9.
It is okay to use chipped or broken glassware. True or False
a)
True
b)
False
10.
If you do not understand a direction or part of a lab procedure, you should
a)
skip it and go on to the next part.
b)
ask the instructor before proceeding
c)
try several methods until something works
d)
figure it out as you do the lab
11.
Identify the meaning of the lab safety symbol.
a)
Flames
b)
No Flames
c)
Corrosive Chemical
d)
Safety Goggles
12.
Dress properly during lab activities; ________________________ are hazards in the lab
a)
Long hair, dangling jewelry, and lose or baggy clothing
b)
Electricity, machines, and live animals
c)
Glasses and contact lenses
d)
long-sleeved shirts and long pants
13.
How much fluid should be added to this cylinder so that it reads 34 ml's?
a)
3 ml's
b)
4 ml's
c)
10 ml's
d)
6 ml's
14.
What is the length of the screw?
a)
5cm
b)
6cm
c)
5mm
d)
6m
15.
Mrs. Perry is frowning, so she must be angry.
a)
Observation
b)
Inference
16.
The basketball is orange with black lines.
a)
Observation
b)
Inference
17.
What is this tool called?
a)
Beaker
b)
Test tube
c)
Graduated Cylinder
d)
Measuring Cup
18.
What is the mass of this object?
a)
142 grams
b)
412 grams
c)
140.2 grams
d)
140 grams
19.
a)
graduated cylinder
b)
spring scale
c)
test tube
d)
beaker
20.
a)
magnifying glass
b)
compass
c)
mirror
d)
tuning fork
21.
a)
beaker
b)
telescope
c)
microscope
d)
spring scale
22.
When would you use the diaphragm?
a)
When you wanted to move the stage
b)
When you wanted to adjust the light
c)
When you wanted to put the microscope away
d)
When you sneeze
23.
What is number 14?
a)
stage clips
b)
stage
c)
diaphragm
d)
light source
24.
What is number 15?
a)
light source
b)
base
c)
coarse adjustment
d)
fine adjustment
25.
What is number 17?
a)
body tube
b)
arm/neck
c)
stage
d)
base
26.
You should always carry the microscope by the
a)
arm and base
b)
arm and body tube
c)
arm only
d)
the objectives
27.
The _______focuses the image under low power.
a)
revolving nosepiece
b)
fine adjustment knob
c)
coarse adjustment knob
d)
arm/neck
28.
The__________ sharpens the image under high magnification.
a)
the diaphragm
b)
fine adjustment knob
c)
coarse adjustment knob
d)
the ocular
29.
What is the function of stage clips?
a)
To move the objectives
b)
To keep the slide secure
c)
To adjust the focus
d)
To look through
30.
What is the genus name here:
Canis lupus
Canis lupus
a)
Canis
b)
lupus
31.
Choose the correct way to write the scientific name for humans:
a)
homo sapiens
b)
Homosapiens
c)
Homo sapiens
d)
Homo Sapiens
32.
The scientific name for an organism is made from the:
a)
class and family name
b)
genus and species name
c)
domain and kingdom name
d)
kingdom and phylum name
33.
Term given to describe the 2 name naming system is:
a)
dichotmous key
b)
binomial nomenclature
c)
2 scientific names
d)
binomial key
34.
The 8 levels of classification, most broad to most specific.
a)
Domain, Genus, Family, Order, Class, Phylum, Kingdom, Species
b)
Domain, Species, Kingdom, Genus, Phylum, Family, Class, Order
c)
Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
d)
Order, Kingdom, Species, Domain, Phylum, Family, Class, Genus
35.
An illustration and a dichotomous key are given. What is the correct classification for this organism?
a)
Class Insecta
b)
Order Amblygygi
c)
Order Araneae
d)
Order Scorpiones
36.
Which of the following is the study of how scientists classify organisms?
a)
Taxonomy
b)
Division
c)
Canis
d)
Identification
37.
Which organism do the owl and the weasel compete for in the food web?
a)
Hawk
b)
Spider
c)
Grasshopper
d)
Shrew
38.
Which of the following is a herbivore?
a)
cricket
b)
frog
c)
hawk
d)
shrew
39.
How many carnivores are shown in this food web?
a)
6
b)
4
c)
5
d)
3
40.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
41.
A consumer that hunts is called:
a)
a producer.
b)
an omnivore.
c)
a predator.
d)
a herbivore.
42.
A tapeworm inside a dog is
a)
competition
b)
predation
c)
commensalism
d)
parasitism
43.
How many herbivores are in this web?
a)
1
b)
2
c)
3
d)
4
44.
These organisms are...
a)
producers
b)
consumers
c)
decomposers
45.
This organism is a(n)...
a)
consumer
b)
producer
c)
decomposer
46.
An animal that eats only plants is an...
a)
carnivore
b)
omnivore
c)
herbivore
d)
decomposer
47.
Overlapping food chains in an ecosystem make up....
a)
food web
b)
food chain
c)
niche
d)
symbiosis
48.
Where does the energy start in this food chain?
a)
Plant
b)
Sun
c)
Deer
d)
Wolf
49.
What is this called?
a)
Food Web
b)
Food Chain
c)
Abiotic Factors
50.
What do the arrows show in a food chain picture?
a)
They always point to the smallest animals.
b)
They point to the animal that tastes the best.
c)
They always point to the producers.
d)
They point in the direction that energy is flowing.
51.
What are plants called in a food chain?
a)
Producers
b)
Consumers
c)
Decomposers
d)
Scavengers
52.
Increase in which gas is primarily responsible for increased global warming?
a)
Carbon dioxide
b)
Water vapor
c)
Methane
d)
Nitric oxides
53.
An office decided to help the environment by using less paper. How will this most likely benefit the environment?
a)
It will help increase the biodiversity
b)
It will help conserve forests and save energy
c)
It will help protect soil
d)
It will help reduce acid rain
54.
Global warming is due to
a)
Greenhouse gases
b)
Nitric and sulfuric acids
c)
CFCs
d)
Ozone depletion
55.
What are some consequences of deforestation?
a)
increased population in cities
b)
building of more infrastructure
c)
soil erosion, loss of biodiversity, loss of ability to remove CO2
d)
more mercury and cyanide released into rivers
56.
What is one way that humans can lessen their ecological footprint?
a)
Recycle
b)
Eat more meat
c)
Drive large vehicles
d)
Increase agricultural area
57.
Which of the following is a renewable resource?
a)
coal
b)
solar energy
c)
natural gas
d)
oil
58.
A new store and a parking lot are built in what was a large field. Which of the following is most likely to happen to the ecosystem in the field?
a)
There will be more food for the animals.
b)
More water will be available to the animals.
c)
There will be less food because there are fewer plants.
59.
Several students watched as bulldozers took down a large group of trees in their neighborhood where cardinals nest each spring. What effect might this development have on the cardinal population in their neighborhood?
a)
The number of cardinals will decrease due to loss of habitat.
b)
The number of cardinals will be about the same; they will adapt to the new environment.
c)
The number of cardinals will increase with the number of new homes added.
60.
Living things need energy to survive?
a)
True
b)
False
61.
All living things are composed of cells.
a)
True
b)
False
62.
Living things do all of the following except:
a)
Respond to stimulus
b)
Grow and develop
c)
maintain homeostasis
d)
They do not change
63.
Living things respond to heat, light, and sound. This means they respond to:
a)
stimuli/ environment
b)
suction
c)
Dr. Suess
d)
digestion
64.
What does reproduce mean?
a)
They grow
b)
They are living things
c)
Organisms make other organisms
65.
When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.
a)
All living things use energy
b)
All living things contain cells
c)
All living things maintain homeostasis
d)
All living things grow
66.
A baby song bird hatches from its egg with both parent songbirds watching.
a)
All living things reproduce
b)
All living things maintain homeostasis
c)
All living things use energy
d)
All living things grow
67.
Rocks are not living because
a)
they never move
b)
they aren't needed for humans
c)
they are not made of cells
d)
they don't break down
68.
Multicellular means
a)
made of many cells
b)
made of one kind of cell
c)
made of only one cell
69.
The prefix uni- means
a)
many
b)
the same
c)
one
d)
different
70.
What is the name of this scientific instrument?
a)
graduated balance
b)
triple beam balance
c)
triple beam scale
d)
graduated scale
71.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
72.
What tool do you use to view the cells?
a)
metric ruler
b)
centrifuge
c)
microscope
d)
pipette
73.
I am only found in a plant cell. What am I?
a)
cell wall
b)
mitochondria
c)
cytoplasm
d)
chloroplast
74.
The passing of traits from parent to offspring
a)
Heredity
b)
Genetics
c)
Hybrid
d)
Probability
75.
What is a change in an organism that allows for it to survive in its environment?
a)
homologous
b)
vestigial
c)
variation
d)
adaptation
76.
Which layer is the oldest?
a)
1
b)
2
c)
3
d)
4
77.
Predict which moth would increase in population
a)
light
b)
dark
78.
When the DNA of an organism is altered it is referred to as…
a)
Mutation
b)
Gene Flow
c)
Genetic Drift
d)
Sexual Selection
79.
Inherited trait that helps an organism survive is a(n) __________.
a)
Fossil
b)
Adaptation
c)
Ancestor
d)
Natural selection
80.
A remnant or trace of an organism from the past is called a _______.
a)
Ancestor
b)
Skeleton
c)
Fossil
d)
Imprints
81.
True or false: Identical twins are genetic clones
a)
True
b)
False
82.
The purpose of selective breeding is to
a)
Get bigger organisms
b)
get smaller organisms
c)
create organisms with desirable traits
d)
create organisms with bad traits
83.
Where is DNA located in a cell?
a)
ribosome
b)
nucleolus
c)
nucleus
d)
vacuole
84.
Fruit fly body cells have 8 chromosomes. After mitosis, you would expect a resulting fruit fly daughter cell to have ...
a)
16 chromosomes.
b)
46 chromosomes.
c)
8 chromosomes.
d)
4 chromosomes.
85.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
86.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
87.
Where the better adapted organisms survive to pass traits along to offspring.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artifical Selection
88.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
89.
Coloring or another physical characteristic that help an organism blend in with its environment
a)
mimicry
b)
camouflage
c)
hibernation
d)
migration
90.
Darwin referred to this as survival of the fittest. Over time, it results in changes in the inherited characteristics of a population because organisms with adaptations that make them fit for their environment will survive and reproduce better than those without favorable traits.
a)
Natural Selection
b)
Genetic Variation
c)
Survival of the Fittest
91.
A scientist performs an experiment to see if acids have an effect on the health of a particular type of plant. Three sets of plants were treated with acidic solutions of known pH while the control set was treated with a solution of neutral pH 7.Which is the best conclusion for this experiment?
a)
Acid has no effect on the health of this type of plant.
b)
B. High acidity is helpful to this type of plant.
c)
C. Low acidity is harmful to this type of plant.
d)
High acidity is harmful to this type of plant.
92.
Susan said, “If I fertilize my geranium plants, then they will have more flowers.”
a)
recognize a problem
b)
test the hypothesis with an experiment
c)
form a hypothesis
d)
draw conclusions
93.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...
a)
The type of plant
b)
The amount of sunlight
c)
The type of music
d)
The type of liquid
94.
Organisms are classified as producers and consumers according to the way they
a)
obtain energy
b)
produce offspring
c)
release wastes
d)
move from place to place
95.
Photosynthesis changes water and carbon dioxide into
a)
sugar and oxygen
b)
protein and oxygen
c)
sugar and nitrogen
d)
protein and nitrogen
96.
Which process involves the release of energy from carbohydrates?
a)
photosynthesis
b)
respiration
c)
egestion
d)
excretion
97.
In green plants, most photosynthesis takes place in
a)
leaves
b)
roots
c)
stems
d)
flowers
98.
Termites are tiny insects that can cause severe damage to homes and other structures that consist of wood. Termites are an example of what type of factor.
a)
Biotic
b)
Abiotic
99.
The Sun is the source of all energy within an ecosystem. Plants depend on light from the sun in order to perform the process of photosynthesis. Sunlight is an example of what type of factor?
a)
Biotic
b)
Abiotic
100.
Why are decomposers important to the food chain?
a)
They provide nutrients for the growth of plants.
b)
They convert energy from the sun.
c)
They are pets to humans.
d)
They are food for predators.
101.
Which two organisms would most likely have a predator-prey relationship?
a)
tapeworm and dog
b)
hawk and mouse
c)
barnacle and whale
d)
rabbit and grass
102.
How do producers get energy?
a)
eating plants and seeds
b)
eating other animals
c)
breaking down organisms through decay
d)
using the sun to make food
103.
Photosynthesis is the process that converts carbon dioxide and water into
a)
carbon and oxygen
b)
sugar and hydrogen
c)
sugar and oxygen
d)
nitrogen and carbon
104.
What is it called when plants give off water vapor as a waste product?
a)
condensation
b)
evaporation
c)
sublimation
d)
transpiration
105.
A farmer grows beans that he sells to local markets. Over a period of 40 years, the farmer has identified the plants that produced the most beans and only used those beans to produce new plants. This procedure is part of the process of
a)
selective breeding
b)
replication
c)
genetic engineering
d)
cloning
106.
The diagram represents the banging pattern for a human chromosome with some of the bands labeled. The bands represent
a)
proteins
b)
genes
c)
starches
d)
enzymes
107.
The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?
a)
Fossil A and C are the same age
b)
Fossil B is older than fossil C
c)
Fossils A is older than fossil B
d)
Fossil D is older than fossil C
108.
A cover slip should be used when preparing a
a)
frog for dissection
b)
solution of iodine for food testing
c)
wet mount of elodea
d)
suspension of cells for centrifugation
109.
What temperature does the thermometer show?
a)
31° C
b)
35° C
c)
32° C
d)
39° C
110.
Which term is used to describe the sum of all the chemical processes in the human body?
a)
equilibrium
b)
metamorphosis
c)
inheritance
d)
metabolism
111.
Which substance is an inorganic compound?
a)
water
b)
glucose
c)
protein
d)
DNA
112.
Many organisms produce harmful substances. These substances are eliminated by the process of
a)
ingestion
b)
secretion
c)
pinocytosis
d)
excretion
113.
In which organ does chemical digestion occur?
a)
large intestine
b)
esophagus
c)
gall bladder
d)
stomach
114.
When you breathe, your lungs take in ___ and remove ___.
a)
air/oxygen
b)
oxygen/carbon dioxide
c)
carbon dioxide/waste
d)
waste/air
115.
The fusion of a sperm cell and an egg cell is known as
a)
meiosis
b)
cleavage
c)
fertilization
d)
pollination
116.
Bears eat fish, insects, plants, seeds, nuts and young elk. They are called __________.
a)
herbivore
b)
Carnivore
c)
Omnivore
117.
After a volcanic eruption, lava covers the land. What is the order that plants grow to repopulate the area?
a)
Lichens → Shrubs → Grasses → Trees
b)
Lichens → tree → shrubs→Grasses
c)
Grasses → Lichens → Shrubs → Trees
d)
Lichens → Grasses → Shrubs → Trees
100 %
