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WorksheetsBiology S2 Final
Total questions: 133
Worksheet time: 1hrs 9mins
All animals have 4 main characteristics. Which of the following is NOT a characteristic of ALL animals?
body symmetry
cephalization
autotrophs
development
Cephalization refers to:
how an animals body parts are arranged
a concentration of sense organs (head region)
segments of the body become specialized for certain purposes
the formation of germ layers as an organism develops
Which of the following is NOT a characteristic of a VERTEBRATE?
complex organ systems
bilateral symmetry
well-developed brain
no back-bone
There are several classes of vertebrates. Which of the following is NOT a vertebrate?
arthropods
reptiles
mammals
birds
All animals begin life as a zygote, that then develops in 2 different ways. A DUETEROSTOME means:
mouth forms first
anus forms first
the egg cannot develop
the egg is an invertebrate
______ is an animal whose body temperature remains the same, despite changing temperatures of the external environment.
ectotherm
endotherm
vertebrate
cold-blooded
_______ is an animal whose body temperature changes as the temperature of the external environment changes.
ectotherm
endotherm
vertebrate
warm-blooded
Sponges are sessile, meaning they _______.
can take on a different body form when they're adults
have both male and female reproductive organs
are filter feeders
attach to a surface and don't move
Jellyfish and coral belong to the phylum Cnidaria and have 2 different body forms. A jellyfish has what body form?
medusa
polyp
tube
sessile
Jellyfish are known to have stinging cells in their tentacles, which is a distinguishing feature of this phylum. What are these cells called?
tentacles
polyps
nematocysts
radulas
All flatworms and roundworms are ______.
poisonous
parasitic
hermaphrodites
sessile
Earthworms belong to the phylum:
Porifera
Annelida
Cnidaria
Nematoda
Spiders, scorpions, and insects all belong to the phylum _______.
Arthropoda
Cephalopoda
Vertebrata
Annelida
The DISTINGUISHING CHARACTERISTIC of all organisms in the phylum Arthropoda is:
they have a brain
they have jointed appendages
they have segmented bodies
they have claws
Pheromones are:
light signals used by fireflies to communicate
stinging cells found in the tentacles of jellyfish
bristles on the skin of earthworms
chemicals released by an insect or other animal
All squid, clams, and snails belong to the phylum ______.
Annelida
Arthropoda
Vertebrata
Mollusca
The DISTINGUISHING CHARACTERISTIC of all organisms in the phylum mollusca is:
they have a brain
they are soft-bodied
they have tentacles to capture food
they have jointed appendages
Clams, scallops, and oysters belong to the class:
Cephalopoda
Gastropoda
Vertebrata
Bivalves
The main difference between gastropods and bivalves is their shell. Bivalves have:
one single shell
no shell
two shells that open using powerful muscles
an internal shell called a pen
Chromatophores are a unique feature found in squid that are used to:
sting predators when they brush against their tentacles
release chemicals to attract males
release ink when the squid is threatened by a predator
communicating with other squid by changing color
Mammals are further classified based on the type of eggs they have. Marsupials:
Develop their babies in a pouch
lay eggs in an external environment
go through a gestation period where the baby grows and develops in the uterus
Mammals are further classified based on the type of eggs they have. Placentals:
develop their babies in a pouch
lay eggs in an external environment
go through a gestation period where the baby grows and develops in the uterus
Mammals are further classified based on the type of eggs they have. Monotremes:
develop their babies in a pouch
lay eggs in an external environment
go through a gestation period where the baby grows and develops in the uterus
Competition establishes an animal's ______, or the space protected by an animal.
potential mates
food source
territory
aggression
A person rings a bell when feeding their dog. Eventually, the dog begins to salivate when it hears the bell because it associates the bell with food. This is an example of:
classical conditioning
operant conditioning
habituation
insight learning
Training a dog to sit on command and rewarding their behavior with a treat is an example of:
classical conditioning
operant conditioning
habituation
insight learning
_______ is any response to a stimulus, or external signal.
Behavior
Innate
Mimicry
Reaction
ALL invertebrates are classified as such because they do not have a ________.
spinal cord
shell
backbone
joined appendage
All vertebrates belong to the phylum ________.
Cephalopoda
Vertebrata
Mollusca
Annelida
Spiders have a fused head and thorax region that is called the __________.
cephalothorax
bivalves
cephaloform
gastropod
What are 2 behaviors that animals use for avoiding predation?
mimicry
heightened senses
camouflage
trickery
What are 2 behaviors animals use to capture prey?
bluffing
camouflage
stalking
trickery
genetically based behavior
Innate
Learned
developed through experience
Innate
Learned
What are 3 characteristics of mammals?
hair or fur
produce milk for their young
cold-blooded
different teeth
What organisms make their own food with sunlight or chemical energy?
Producers
Consumers
Decomposers
Scavengers
Place the categories in order from smallest to largest.
Biosphere, Ecosystem, Community, Population, Organism
Organism, Population, Community, Ecosystem, Biosphere
Organism, Community, Ecosystem, Population, Biosphere
What is the role of an organism within its environment?
Limiting Factor
Ecosystem Engineer
Climax Community
Niche
An animal that eats both plants and animals is a(n)
Herbivore
Carnivore
Omnivore
Producer
What does biotic mean?
Anything living
Anything non-living
Which of the following is an abiotic factor?
Pine trees
Squirrels
Sunlight
Worms
Which of the following is NOT a biogeochemical cycle?
Oxygen
Carbon
Phosphorus
Nitrogen
Animals that help break down dead organisms that fall to the ground are called:
Producers
Consumers
Decomposers
Scavengers
In an ecosystem, how are food webs and food chains different?
Food webs begin with animals, and food chains begin with plants
Food webs rarely begin with plants, and food chains begin with animals
Food webs show the relationship between many different food chains in an ecosystem
Food chains show the relationship between many different food webs in an ecosystem
Which list shows a possible order in which energy moves through an ecosystem?
herbivore, carnivore, sun, producer, decomposer
sun, producer, herbivore, carnivore, decomposer
sun, producer, predator, consumer, decomposer
producer, sun, carnivore, herbivore, decomposer
Ecologists are trying to determine the population size of zebras where 50 are born and 25 die over a period of 5 years. What is the population size of the zebras?
25
50
100
125
Which of the following is a density-independent limiting factor?
Disease
Space
Tornado
Predation
Which of the following is a density-dependent limiting factor?
Competition
Tornado
Hurricane
Hunting
The maximum number of individuals an ecosystem can support is called:
niche
biomass
carrying capacity
climax community
The first species to colonize previously disrupted or damaged ecosystem that ultimately leads to a more biodiversity is called:
Ecosystem Engineer
Climax Community
Primary Species
Pioneer Species
_______ occurs in areas where there has been previous growth.
Primary Succession
Ecosystem Remodeling
Secondary Succession
Ecosystem Engineering
The total mass of all living or organic matter that inhabit and ecosystem is called:
Niche
Biomass
Carrying Capacity
Climax Community
Plant populations are measured using the ________ technique.
Random sampling
Mark-recapture
Animal populations are measured using the __________ technique.
Random Sampling
Mark-Recapture
The 2 components ecologists examine in a community are
Carrying Capacity
Composition
Populations
Biodiversity
A species on which other species in an ecosystem largely depend on is called a ________ species.
keystone
pioneer
niche
remodeling
What are the 3 different dispersion patterns?
Uniform
Clumped
Random
Sporatic
What is the symbiotic relationship between a bee and a flower?
Commensalism
Paracitism
Competition
Mutualism
What is the symbiotic relationship between a shark and remora?
Commensalism
Paracitism
Competition
Mutualism
What is the symbiotic relationship between a tick and a human?
Commensalism
Paracitism
Competition
Mutualism
Survivorship curve - low death rate, longer lifespan
Type 1
Type 2
Type 3
Survivorship curve - constant rate of mortality
Type 1
Type 2
Type 3
Survivorship curve - high death rate, short lifespan
Type 1
Type 2
Type 3
the study of interactions among organisms with each other and with their environment
biology
ecology
biotic
ecosystem
tend to live in stable environments, care for their young, have long life spans
K-selected
R-selected
tend to live in unstable environments, have large number of offspring and not all survive, short life span
K-selected
R-selected
Which is NOT a characteristic of exponential growth?
ideal conditions
reproduction at a constant rate
J-shaped curve
carrying capacity is reached
which is NOT a characteristic of logistical growth?
Carrying capacity is reached
reproduction at a constant rate
high competition for little resources
S-shaped curve
Process in which plants convert light energy into chemical energy
autotrophs
photosynthesis
producers
chloroplasts
Plants need all of the following to survive EXCEPT:
water
carbon dioxide
warm temperatures
energy from the sun
Plants are classified as:
Producers
Consumers
Heterotrophs
Carnivores
Photosynthesis occurs in what part of the plant?
roots
shoots
stem
leaves
Within the leaves of plants, ________ contain green pigment and is where photosynthesis occurs.
Mitochondria
Chloroplasts
Xylems
Phloems
Cellular Respiration is:
process in which cells make ATP by breaking down glucose
process in which cells make glucose by breaking down ATP
process in which plants convert light energy into chemical energy
process in which plants turn food into usable energy in the form of ATP
All of the following are functions of the root system in plants EXCEPT:
to anchor the plant in the soil
light absorption
water absorption and transport
storage
The main function of the shoot system in plants is:
to anchor the plant in soil
light absorption
water absorption and transport
Cells that open and close stomata for water transport are called:
protective cells
guard cells
storage cells
transport cells
All of the following are PRODUCTS of photosynthesis EXCEPT:
sunlight
glucose
energy
oxygen
which of the following is NOT a REACTANT of photosynthesis?
glucose
carbon dioxide
water
sunlight
Organisms that have to consume something else for energy are:
hetertrophs
autotrophs
consumers
plants
________ are units of energy used to determine the amount of energy required to perform tasks.
work
ATP
calories
exercise
Cellular respiration takes place in the _______ of a cell.
chloroplasts
mitochondria
nucleus
membrane
The process of cellular respiration that REQUIRES oxygen is called:
fermentation
lactic acid
aerobid respiration
breathing
The process of cellular respiration that does NOT need oxygen is called:
fermentation
lactic acid
aerobic respiration
breathing
The law of conservation of energy states that energy is
absorbed
created
destroyed
transferred
_______ are flowering plants.
angiosperms
gymnosperms
vasculars
nonvasculars
All of the following are characteristics of angiosperms EXCEPT:
flower petals
veins in leaves
flower color
baby seed leaves
______ have parallel veins and flower petals in multiples of 3.
dicots
monocots
gymnosperms
vasculars
Flowers reproduce and spread their gametes through a process called:
photosynthesis
cellular respiration
pollination
migration
Glycolysis
Photosynthesis
Cellular Respiration
Calvin Cycle
Photosynthesis
Cellular Respiration
Light Reaction
Photosynthesis
Cellular Respiration
Electron Transport Chain
Photosynthesis
Cellular Respiration
transports water through the stem UP to the leaves
Xylem
Phloem
transports nutrients DOWN to the roots
Xylem
Phloem
what are 3 methods of pollination?
wind
animals
insects
water
Equation for photosynthesis:
6CO2 + 6H2O + sunlight→ C6H12O6 + 6O2
C6H12O6 + 6O2 →6CO2 + 6H2O
Equation for cellular respiration
6CO2 + 6H2O + sunlight→ C6H12O6 + 6O2
C6H12O6 + 6O2 → 6CO2 + 6H2O
How many total ATP molecules are produced in the process of cellular respiration?
2
34
25
38
Bacteria have a unique characteristic in that they lack a ______.
true nucleus
cell membrane
mitochondria
ribosomes
If bacterial are said to have a coccus shape, then what would it look like?
circular
rod-shaped
spiraled
triangular
Bacteria that cause syphilis and lyme disease have a spirilli shape that looks:
circular
rod-shaped
spiraled
triangular
A rod-shaped virus is called:
coccus
spirilli
strepto
bacilli
Which of the following is an asexual form of reproduction in bacteria?
transformation
conjugation
transduction
binary fission
A common technique in microbiology is a gram stain, used to separate bacterial into two groups:
Healthy/Diseased
Strepto/ Staphlo
Positive/Negative
Lysogenic/ Lytic
The viral genome is enclosed in a protein coat called a ________.
capsid
genome
envelope
membrane
A process that uses special receptors to trick a host cell into bringing the virus inside is called:
Lytic Cycle
Lysogenic Cycle
Replication Cycle
During the _______, the virus docks with the healthy host cell before injecting its DNA into the host.
Lytic Cycle
Lysogenic Cycle
Replication Cycle
Analytic Cycle
All of the following are ways in which pathogens spread EXCEPT:
air
animal bites
water and food
dust
what are pathogens
bacteria that help digest food
bacteria that break down material
bacteria that help out the immune system
bacteria that cause disease
The body system specifically responsible for fighting disease is called:
Immune system
Digestive system
Endocrine system
Circulatory system
type of white blood cell that seeks and destroys invaders
phagocyte
pathogen
guard cell
humoral
Humoral defense deals with _________.
A-cells
B-cells
T-cells
E-cells
what is the function of memory cells?
to produce antibodies
to memorize the function of DNA
to remember the infection to prevent repeated future contractions
to memorize tactics that can be used to fight the antigens
Cell-mediated deal with ______.
A-cells
B-cells
T-cells
E-cells
All of the following are examples of nonspecific defenses EXCEPT:
skin
mucus
T-cells
phagocytes
The level of organization of the human body progresses:
cells, organs, tissues, organ systems, organism
organism, organs, organ systems, tissues, cells
organs, organ systems, organism, cells, tissues
cells, tissues, organs, organ systems, organism
What body system sends signals to the brain via the spinal cord when a stimulus is detected?
Digestive system
Nervous system
Circulatory system
Respiratory system
what body system includes physical and chemical breakdown of food via the stomach?
Digestive
Nervous
Circulatory
Respiratory
what body system passes air through the trachea and into the lungs to oxygenate blood and allow breathing?
Digestive
Nervous
Circulatory
Respiratory
What body system pumps oxygenated blood from the heart through blood vessels to the rest of the body?
digestive
nervous
circulatory
respiratory
what body system produces lymphocytes in the thymus gland to help our body fight infection?
Lymphatic
Skeletal
Muscular
Integumentary
what body system includes the skin, hair, and nails?
lymphatic
skeletal
muscular
integumentary
in what body system would you find the gluteus maximus?
lymphatic
skeletal
muscular
integumentary
what body system contains bones that help support the body, store minerals, and produce RBC's?
lymphatic
skeletal
muscular
integumentary
Sperm are produced in the male testes and eggs are produced in the female ovaries in what body system?
endocrine
digestive
reproductive
respiratory
The small intestine is part of the digestive system.
True
False
The main function of the nervous system is protection.
True
False
There are 206 bones in the human body.
True
False
The flu is primarily spread through bites from animals.
True
False
The skin is the largest organ in the human body.
True
False
2 characteristics of viruses:
cannot grow or replicate without a host cell
inert outside of a host cell
move freely outside of a host cell
grow and replicate outside of a host cell
What are 2 examples of first line defence?
Skin
Hair
Guard cells
Mucus
