NEW
Font size
S
M
L
XL
WorksheetsBiology Final Exam Review Part 1
Total questions: 55
Worksheet time: 55mins
Name
Class
Date
1.
Environmental factor, such as predation, disease, and competition, that depends on the number of members in a population per unit area.
a)
density-independent factor
b)
density-dependent factor
c)
emigration
d)
immigration
2.
Largest number of individuals in a species that the environment can support long-term.
a)
population delpunsity
b)
dispersion
c)
population growth rate
d)
carrying capacity
3.
There is strong evidence that two species of
cliff-dwelling birds have nested in the same
environment and fed in the same water for
thousands of years, with each having stable
population sizes. Based on this information,
which of the following statements is the best
conclusion?
a)
The two birds compete for food.
b)
One species will displace the other.
c)
The two birds have different ecological niches that allow coexistence.
d)
One species eats a more diverse diet than the other does.
4.
Which cycle are fossil fuels (oil, coal, natural gas) part of?
a)
carbon
b)
water
c)
nitrogen
d)
phosphorus
5.
Identify the cycle pictured.
a)
The Water cycle
b)
The Carbon cycle
c)
The Nitrogen cycle
d)
The Phosphorus cycle
6.
This graph shows ....
a)
When one population increases, the other decreases.
b)
When one population decreases, the other increases.
c)
When one population increases, the other increases instantly.
d)
When one population increases, it causes the other to increases shortly after.
7.
What point on the graph represents the carrying capacity?
a)
A
b)
B
c)
C
d)
D
8.
Which kind of growth does the human population follow? It is described as a J-shaped curve.
a)
Exponential Growth
b)
Logistic Growth
c)
Outstanding Growth
d)
Minimal Growth
9.
Any thing or organism that regulates the size of a population of another organism is known as __________.
a)
a limiting measure
b)
a limiting factor
c)
factorization
d)
materialization of precipitation
10.
A pond ecosystem is shown in the diagram below. Which statement describes an interaction that helps maintain the dynamic equilibrium of this ecosystem?
Which statement describes an interaction that helps maintain the dynamic equilibrium of this ecosystem?
Which statement describes an interaction that helps maintain the dynamic equilibrium of this ecosystem?
a)
The frogs make energy available to this ecosystem through the process of photosynthesis.
b)
The algae directly provide food for both the rotifers and the catfish.
c)
The green-backed heron provides energy for the mosquito larvae.
d)
The catfish population helps control the populations of water boatman and waterfleas.
11.
Organisms that breaks down and absorbs nutrients from dead organisms
a)
consumer
b)
trophic level
c)
decomposer
d)
species
12.
Non-living factor that affects an ecosystem
a)
biotic factor
b)
abiotic factor
c)
food chain
d)
biome
13.
Members of a species in a defined area
a)
Ecosystem
b)
community
c)
biodiversity
d)
population
14.
symbiotic relationship in which one organisms benefits and the other organism is not affected
a)
invasive (non-native) species
b)
mutualism
c)
nitrogen fixation
d)
commensalism
15.
diagram that shows the energy available to each trophic level in an ecosystem; 10% is passed on to upper levels, the rest is lost as heat
a)
succession
b)
cellular respiration
c)
energy pyramid
d)
biochemical cycle
16.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
17.
An organism that produces its own food supply from inorganic compounds is called a(an)
a)
heterotroph
b)
consumer
c)
detritivore
d)
autotroph
18.
What is the original source of almost all energy in most ecosystems?
a)
carbohydrates
b)
sunlight
c)
water
d)
carbon
19.
In a biological community, the number and abundance of different species.
a)
genetic diversity
b)
species diversity
c)
ecosystem diversity
d)
background extinction
20.
Increasing concentration of toxic substances, such as DDT, in organisms as trophic levels increase in food chains or food webs
a)
Edge Effect
b)
Habitat Fragmentation
c)
Biological Magnification
d)
Eutrophication
21.
What is labeled "a"
a)
proton
b)
neutron
c)
electron
d)
molecule
22.
What is labeled "b"
a)
proton
b)
neutron
c)
electron
d)
molecule
23.
What is labeled "c"
a)
proton
b)
neutron
c)
electron
d)
molecule
24.
What is labeled "a"
a)
enzyme
b)
substrate
c)
active site
d)
product
25.
What is labeled "b"
a)
enzyme
b)
substrate
c)
active site
d)
product
26.
What is labeled "c"
a)
enzyme
b)
substrate
c)
active site
d)
product
27.
What is labeled "d"
a)
enzyme
b)
substrate
c)
active site
d)
product
28.
Vinegar would best be classified as ______.
a)
acidic
b)
basic
c)
neutral
d)
water
29.
Bleach would best be classified as ______.
a)
acidic
b)
basic
c)
neutral
d)
water
30.
What represents the reactant?
a)
A + B
b)
C + D
c)
d
d)
e
31.
What represents the product?
a)
A + B
b)
C + D
c)
d
d)
e
32.
What represents the energy released?
a)
b
b)
c
c)
d
d)
e
33.
What represents the activation energy WITHOUT the enzyme?
a)
b
b)
c
c)
d
d)
e
34.
What represents the activation energy WITH the enzyme?
a)
b
b)
c
c)
d
d)
e
35.
A chemical reaction is a process by which atoms or groups of atoms in substances are
a)
dissolved in other substances
b)
ionized by the loss of protons
c)
mixed together with atoms in other substances
d)
reorganized into different substances
36.
Which equation satisfies the law of conservation of matter?
a)
CH4 + 2O2 = CO2 + 2H2O
b)
2CH4 + 2O2 = 2CO2 + 2H2O
c)
4CH4 + 2O2 = CO2 + 2H2O
d)
CH4 + 2O2 = 4CO2 + 2H2O
37.
Which is true in a covalent bond?
a)
The bond forms between ions
b)
The bond forms when electrons are shared
c)
The bond holds atoms weakly
d)
The bond is caused by van der Waals forces
38.
Which is true about enzymes?
a)
They act on nonspecific, randomly chosen substrates
b)
After a reaction, they cannot be reused
c)
They can speed up metabolic processes in the body
d)
They cannot change shape
39.
Which is an example of a solute?
a)
soil suspended in water
b)
sugar dissolved in water
c)
water that dissolves salt
d)
water with undissolved soil
40.
Adhesion is the aspect of water that causes ....
a)
polar covalent bonds to join water molecules to other substances
b)
nonpolar covalent bonds to enable water to dissolve other substances
c)
ionic bonds to cause electrons to flow through water
d)
hydrogen bonds to form between water and another substance
41.
What is the primary function of a nucleic acid?
a)
To store energy
b)
To provide energy
c)
To provide structure
d)
To transmit and store genetic information
42.
What are the building blocks of nucleic acids?
a)
monosaccharides
b)
nucleotides
c)
amino acids
d)
fatty acids
43.
Two nucleic acids are ...
a)
MNA and CNA
b)
DNA and RNA
c)
DNA and nucleotides
d)
RNA and nucleotides
44.
The building blocks of proteins are called ______.
a)
monosaccharides
b)
glycerides
c)
amino acids
d)
nucleotides
45.
How many structures of proteins are there?
a)
One
b)
Two
c)
Three
d)
Four
46.
Which is NOT a function of proteins?
a)
Carry genetic information
b)
Structure
c)
Cell Signaling
d)
Speed up chemical reactions
47.
What is the primary function of lipids?
a)
Pass on genetic information
b)
Provide quick energy
c)
Speed up chemical reactions
d)
Store energy for long term use
48.
What are the long chains highlighted in yellow called?
a)
Glycerol
b)
Fatty Acid Tails
c)
Lipase Chains
d)
Carbohydrate Tails
49.
Which of these would not be classified as a lipid?
a)
Butter
b)
Olive Oil
c)
Ear Wax
d)
Honey
50.
The molecules shown can best be described as ...
a)
Monosaccharides
b)
Disaccharides
c)
Polysaccharides
d)
Polymers
51.
A carbohydrate composed of two units, such as lactose or sucrose, is called a ...
a)
Monosaccharide
b)
Disaccharide
c)
Polysaccharide
d)
Polymer
52.
This picture shows three different moleucles; starch , cellulose, and glycogen. Which statement summarizes these molecules?
a)
All of these molecules are monomers that are more specifically called a monosaccharide.
b)
All of these molecules are polymers that are more specifically called polysaccharides.
c)
All of these molecules are made of different monomers.
d)
All of these molecules are proteins that are called polysaccharides.
53.
Which is a function of a carbohydrate?
a)
Pass on genetic traits.
b)
Store energy to be used long term.
c)
Provide quick energy
d)
Relay messages through the body.
54.
A potato serves as energy storage from the plant as photosynthesis creates extra glucose molecules. This _________ starch is an excellent energy source that is formed through _______.
a)
monosaccharide; hydrolysis
b)
polysaccharide; dehydration synthesis
c)
disaccharide; dehydration synthesis
d)
polypeptide; hydrolysis
55.
An organic compound is a compound that contains
a)
carbon
b)
oxygen
c)
hydrogen
d)
nitrogen
Reset
