Biology 003 - Introduction to Biology » Fall 2022 » Final Exam
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Question #1
Match the part with the function of a neuron. Receives messages/signals
A.
Myelin sheath
B.
Nucleus
C.
Cell Body
D.
Dendrites
Question #2
Match the part with the function of a neuron.Supports and insulates nerves
A.
Dendrites
B.
Synaptic terminal
C.
Cell Body
D.
Myelin sheath
Question #3
Match the part with the function of a neuron.Relays signals to a receiving cell
A.
Synaptic terminal
B.
Dendrites
C.
Nucleus
D.
Myelin sheath
Question #4
There are more species of ________________ than any other Phylum.
A.
Porifera
B.
Arthropods
C.
Mollusca
D.
Echinodermata
E.
Chordata
Question #5
Which type of tissue forms an electrical communication system within the human body?
A.
Epithelial
B.
Connective
C.
Muscle
D.
Nervous
E.
Blood
Question #6
Which of the following structures is present ONLY in plant cells and not in animal cells?
A.
chloroplast
B.
Cytoplasm
C.
Mitochondria
D.
Ribosomes
E.
cell membrane
Question #7
Which of the following is/are a type of asexual cell division that results in genetically identical daughter cells found in bacteria?
A.
mitosis
B.
alternation of generations
C.
meiosis
D.
binary fission
Question #8
A neuron can relay a more intense signal by ________.
A.
sending more action potentials in a given amount of time
B.
sending an action potential that travels more quickly
C.
sending a stronger action potential
D.
sending a longer action potential
Question #9
Which of the following macromolecules is CORRECTLY paired with its monomer?
A.
Nucleic acid - amino acids
B.
Lipid - glucose
C.
Carbohydrate - monosaccharides
D.
Protein - nucleotides
Question #10
Multicellular organisms are found in all of the following groups EXCEPT:
A.
B.
Plants
C.
Multicellular organisms are found in all of these groups.
D.
Fungi
E.
Bacteria
F.
Animals
Question #11
Autotrophic organisms are found in which of the following groups?
A.
Animals, Fungi
B.
Animals, Bacteria, Plants
C.
Plants, Bacteria, Algae
D.
Animals, Fungi, Algae
Question #12
The main function(s) of epithelial tissue includes all of the following except: _______.
A.
protection
B.
lining surfaces of the body
C.
sensory input
Question #13
Which of these crosses will produce ONLY heterozygous offspring?
A.
AA x AA
B.
AA x Aa
C.
Aa x aa
D.
AA × aa
Question #14
What causes action potentials to be generated?
A.
Ions channels are opened and positive ions diffuse into the cell.
B.
Ions channels are opened and positive ions diffuse out of the cell.
C.
Ions channels are opened and negative ions diffuse into the cell.
Question #15
The cells that carry electric signals from one part of the body to another in the nervous system are ________.
A.
synapses
B.
dendrites
C.
axons
D.
E.
effectors
F.
neurons
Question #16
Connective tissue includes all of the following EXCEPT:
A.
Cartilage
B.
Fat
C.
Bone
D.
Muscle
E.
Blood
Question #17
Homeostasis is ________.
A.
the way the internal environment influences the external environment
B.
the maintenance of an unchanging external state
C.
a pathological condition
D.
the maintenance of a relatively stable internal environment
Question #18
Which of the following animals belongs to phylum Chordata?
A.
Fish
B.
Crab
C.
Sponge
D.
Snail
E.
Sea Star
Question #19
What type of selection is it when only one extreme is favored?
A.
Directional selection
B.
Disruptive selection
C.
Stabalizing selection
Question #20
The ______________ help a plant retain water.
A.
Hyphae
B.
Thorns
C.
Cuticle
D.
Skin
E.
Lignin
Question #21
Which of the following is a characteristic of fungi?
A.
They are important decomposers.
B.
They are eukaryotic.
C.
All of these
D.
None of these
E.
They absorb nutrients from other organisms.
F.
They are heterotrophic.
Question #22
All of the following are types of pre-zygotic barriers
A.
different mating behaviors, chemical incompatibility of sperm and egg, temporal isolation, living in different habitats
B.
different mating behaviors, chemical incompatibility of sperm and egg, hybrid breakdown, living in different habitats
C.
different mating behaviors, hybrid sterility (infertility), temporal isolation, living in different habitats
D.
different mating behaviors, chemical incompatibility of sperm and egg, temporal isolation, hybrid breakdown
Question #23
The _________________________ consists of the brain and spinal cord and is the control center of the nervous system, interpreting stimuli, and sending out responses
A.
CNS
B.
PSV
C.
CSV
D.
PNS
Question #24
The three domains of life are:
A.
Bacteria, Archaea, Eukarya
B.
Protista, Plantae, Animalia
C.
Prokarya, Eukarya, Animalia
D.
Bacteria, Archaea, Protista
E.
Bacteria, Prokarya, Eukarya
Question #25
When a population becomes divided by a geographical barrier such as a river, and evolves into two separate species as a result, this is called ____________ speciation.
A.
geriatric
B.
sympatric
C.
meiotic
D.
myopic
E.
allopatric
Question #26
Which of the following types of interactions has a negative effect on both species?
A.
Mutualism
B.
Paracitism
C.
Predation
D.
Competition
Question #27
In recent years, the number of species driven to extinction has increased dramatically. Which of the following factors have contributed to this high extinction rate?
A.
Pollution
B.
Habitat destruction
C.
All of these
D.
Humans
E.
Overexploitation of resources
F.
Introduction of invasive species
Question #28
In a grassland community, the zebra eats the grass, the lions eat the zebra and the vultures feed on the carcasses of dead zebra and lions. In this example, the zebras are:
A.
Top predators
B.
Secondary consumers
C.
Primary consumers
D.
Primary producers
Question #29
Which of the following is NOT a factor that may limit population growth?
A.
rain leading to lots of food
B.
density of parasites
C.
insufficient food supply
D.
accumulation of waste products
E.
lack of habitable space
Question #30
If a trait for fur color was incompletely, and you bred a white rabbit and a black rabbit together, what color would their offspring be?
A.
black and white speckled
B.
gray
C.
white
D.
black
Question #31
All prokaryotic and eukaryotic organisms that photosynthesize fit into which nutritional category?
A.
Photoheterotrophs
B.
Photoautotrophs
C.
Chemoautotrophs
D.
Chemoheterotrophs
Question #32
Which protein molecule helps lay down nucleotides to create an RNA strand?
A.
RNA polymerase
B.
DNA polymerase
C.
Ligase
D.
Helicase
Question #33
Fresh water ecosystems cover 75% of the world surfaces.
A.
True
B.
False
Question #34
What does mRNA do?
A.
Is the instructions for making proteins
B.
All choices are correct
C.
Is the site where proteins gets synthesized
D.
Brings in the appropriate amino acid
Question #35
A flatworm is an example of the Phylum __________________________.
A.
Platyhelminthes
B.
Cnidarians
C.
Nematoda
D.
Annelida
Question #36
The process of transcription occurs in the ______ and translation occurs in the ______ of a cell.
A.
nucleus; cytoplasm
B.
cytoplasm; cytoplasm
C.
cytoplasm; nucleus
D.
nucleus; nucleus
Question #37
A cyclist eats a big meal then rides his bike. In this example, as the cyclist starts riding, he is changing:
A.
paranormal energy into psychic energy.
B.
none of the answers; the cyclist is not using any energy.
C.
potential energy into kinetic energy.
D.
kinetic energy into potential energy
Question #38
Glycolysis occurs in the ____________ of the cell and produces ____________ .
A.
cytoplasm......36 ATP
B.
nucleus...... 2 ATP
C.
nucleus ....... 36 ATP
D.
cytoplasm........2 ATP
E.
cytoplasm ....... 4 ATP
Question #39
Fermentation reactions generally occur under conditions of:
A.
High phosphorous concentrations
B.
Low nitrogen concentrations
C.
High oxygen concentration
D.
Low oxygen concentration
Question #40
Which of the following are products of the light reactions that are then used in the Calvin cycle?
A.
NADP+ and ADP
B.
carbon dioxide and water
C.
ADP and glucose
D.
NADPH and ATP
E.
glucose and oxygen
Question #41
Exponential growth of a population is characterized by having a carrying capacity.
A.
True
B.
False
Question #42
______ is an example of an element
A.
Oxygen
B.
Sugar
C.
Lipid
D.
Water
E.
Salt
Question #43
The nucleus of an atom contain(s):
A.
only neutrons.
B.
protons and electrons.
C.
only electrons.
D.
protons and neutrons.
E.
neutrons and electrons.
Question #44
An atom with a negative charge has ______.
A.
more protons than electrons
B.
more neutrons than protons
C.
more electrons than protons
D.
more electrons than neutrons
E.
the same number of electrons and protons
Question #45
An isotope varies in the number of __________.
A.
Electrons
B.
Protons
C.
Neutron
Question #46
The dependent variable on a graph always goes on the _______ axis.
A.
X
B.
Y
C.
A
D.
B
Question #47
Unsaturated fats have double bonds that form kinks in their tails and are liquid at room temperature.
A.
True
B.
False
Question #48
The attraction between neighboring water molecules is called a(an):
A.
James Bond
B.
Ionic Bond
C.
Hydrogen bond
D.
Covalent Bond
Question #49
Ions are atoms that have no charge because they have the same number of protons and electrons.
A.
False
B.
True
Question #50
A section of DNA has the sequence AATGGCTAT. What is the complementary RNA sequence?
A.
AATGGCTAT
B.
UUACCGAUA
C.
UUGAACGUA
D.
TTUCCGUTU
E.
TTACCGATA
Question #51
An abiotic factor is something like the temperature, salinity, or amount of rain.
A.
True
B.
False
Question #52
Deciduous trees can be found in a
A.
Tundra
B.
Chapparal
C.
Temperate broadleaf forest
D.
Tropical rainforest
Question #53
Mutation is an evolutionary process that always produces better adapted individuals.
A.
True
B.
False
Question #54
The main goal of conservation biology is to restore degraded habitats to their original state.
A.
False
B.
True
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