WorksheetsFinally exam
Total questions: 121
Worksheet time: 1hrs 1mins
Animals are always:
Autotrophic
Heterotrophic
Photosynthetic
Single-celled
Which characteristic is unique to animals?
Cell walls
Heterotrophic ingestion
Chloroplasts
Hyphae
Which symmetry is associated with cephalization?
Radial
Bilateral
Asymmetry
Spherical
Animals with radial symmetry include:
Worms
Cnidarians
Arthropods
Mammals
The ectoderm forms the:
Digestive lining
Nervous system
Muscles
Bones
The mesoderm forms:
Heart & muscles
Skin
Brain
Lungs
The endoderm forms:
Nervous system
Reproductive organs
Digestive lining
Muscles
Protostomes develop the:
Anus first
Mouth first
Brain first
Skeleton first
Deuterostomes develop the:
Mouth first
Stomach first
Anus first
Gills first
Sponges lack:
Movement
True tissues
Reproduction
Water flow
Choanocyte function is:
Digestion
Filtering food
Circulation
Gas exchange
Cnidarians use nematocysts to:
Fly
Sting prey
Digest food
Reproduce
Polyp form of cnidarians is:
Free-swimming
Sessile
Parasitic
Bilateral
Flatworms are:
Acoelomate
Coelomate
Pseudocoelomate
Crustaceans
Flatworms are known for:
Exoskeleton
Regeneration
Stinging cells
Jointed legs
Roundworms are:
Acoelomate
Coelomate
Pseudocoelomate
Radial
The mollusk mantle:
Moves food
Makes the shell
Stores waste
Pumps blood
A bivalve is a:
Snail
Clam
Octopus
Jellyfish
Cephalopods include:
Worms
Snails
Octopuses
Spiders
Annelids are characterized by:
Exoskeleton
Segmentation
Radial symmetry
No organs
Earthworms have a:
Closed circulatory system
Water vascular system
Lung system
Chitin exoskeleton
Arthropods molt because their exoskeleton:
Grows
Does not grow
Breaks easily
Contains blood
Insects belong to:
Echinoderms
Arthropods
Mollusks
Flatworms
Characteristics of arthropods include:
Soft bodies
Water vascular system
Jointed appendages
Notochords
Echinoderms move using:
Cilia
Wings
Water vascular system
Suckers only
Sea stars belong to:
Mollusks
Flatworms
Echinoderms
Cnidarians
All chordates share:
Stingers
Exoskeleton
Notochord
Mandibles
The dorsal hollow nerve cord develops into the:
Lungs
Brain and spinal cord
Digestive tract
Kidneys
Pharyngeal slits function in:
Breathing or feeding
Reproduction
Excretion
Circulation
Post-anal tail provides:
Digestion
Structural support
Locomotion
Circulation
Mollusks, annelids, and arthropods are:
Protostomes
Deuterostomes
Acoelomates
Vertebrates differ from other chordates by having:
Notochord
Backbone
Gills
Bilateral symmetry
Coelenterates have how many germ layers?
1
2
3
4
Arthropod growth requires:
Regeneration
Molting
Budding
Splitting
Flatworms exchange gases by:
Gills
Lungs
Diffusion
Spiracles
Snails belong to which class?
Bivalvia
Cephalopoda
Gastropoda
Polychaeta
Earthworms are:
Arthropods
Echinoderms
Annelids
Cnidarians
Spiders belong to the group:
Insects
Arachnids
Crustaceans
Mollusks
Which group has water vascular system?
Arthropods
Echinoderms
Mollusks
Flatworms
What is the simplest animal group?
Arthropods
Sponges
Worms
Mollusks
Hydra belong to:
Cnidaria
Worms
Arthropods
Vertebrates
Cephalopods move using:
Jet propulsion
Cilia
Wings
Gills
Tapeworms absorb food through:
Mouth
Skin
Tentacles
Siphons
Which animal is a deuterostome?
Spider
Snail
Sea star
Planarian
The largest phylum of animals is:
Mollusks
Arthropods
Echinoderms
Cnidarians
Homeostasis maintains:
External conditions
Stable internal conditions
Heart rate only
Body temperature
Negative feedback:
Amplifies change
Reverses change
Stops effectors
Is harmful
Positive feedback:
Stabilizes
Counteracts change
Amplifies change
Has no effect
Example of positive feedback:
Temperature control
Blood sugar regulation
Childbirth
Water balance
Sensors detect:
Muscles
Changes in environment
Hormones
DNA
Integrators compare signals to:
Random levels
Set points
Muscle strength
Blood type
Effectors respond by:
Blocking signals
Carrying out actions
Storing hormones
Absorbing nutrients
Epithelial tissue:
Contracts
Protects and lines surfaces
Transmits impulses
Stores fat
Connective tissue includes:
Skin
Bone and blood
Nerves
Muscle
Muscle tissue:
Sends signals
Contracts
Stores calcium
Filters wastes
Nervous tissue contains:
RBCs
Neurons
Bile
Fat cells
Cardiac muscle is:
Voluntary
Involuntary
Found in stomach
Attached to bones
Smooth muscle is found in:
Heart
Digestive organs
Skin
Bones
Homeostasis relies on:
One organ
Multiple systems working together
Random events
Muscles
Blood is a:
Muscle
Connective tissue
Nerve
Epithelium
Main function of circulation:
Protein synthesis
Transport materials
Create ATP
Store nutrients
Systemic circuit goes to:
Lungs
Body tissues
Heart only
Stomach
Right ventricle pumps blood to:
Body
Lungs
Liver
Brain
Left ventricle pumps blood to:
Lungs
Body
Stomach
Kidneys
Arteries carry blood:
To heart
Away from heart
Only to lungs
Only oxygen-rich
Veins contain:
Valves
Cartilage
Bone
Air sacs
Capillaries allow:
Hormone production
Gas exchange
Digestion
Movement
RBCs carry:
CO2 only
O2
Vitamins
Hormones
WBCs function in:
Immunity
Clotting
Respiration
Movement
Platelets help with:
Immunity
Clotting
Respiration
Movement
SA node is the:
Pump
Pacemaker
Valve
Hormone gland
Plasma is mostly:
Water
Sugar
Fat
Protein
Heart attack occurs when:
Lungs fail
Coronary arteries are blocked
Platelets fail
Veins burst
Pulse is a measure of:
Blood pH
Heart rate
Temperature
Patient level
Main function of respiratory system:
Absorb nutrients
Exchange gases
Filter blood
Pump hormones
Air ends in:
Bronchi
Alveoli
Esophagus
Diaphragm
Gas exchange occurs by:
Active transport
Diffusion
Endocytosis
Osmosis
Diaphragm contracts during:
Exhale
Inhale
Sleeping
Talking
High CO2 causes breathing rate to:
Drop
Increase
Stop
Not change
Surfactant prevents alveoli from:
Expanding
Collapsing
Producing mucus
Increasing temperature
Smoking destroys:
Hair
Alveoli
Enzymes
Hormones
Kidneys filter:
Lymph
Blood
Stomach acid
Air
Nephron is the:
Kidney hormone
Filtering unit
Muscle cell
Valve
Filtration happens in:
Bladder
Glomerulus
Ureter
Urethra
Reabsorption occurs in:
Kidneys
Nephron tubules
Bladder
Heart
ADH increases:
Urine output
Water reabsorption
CO2 release
Heart rate
Ureter carries urine to:
Kidney
Bladder
Heart
Skin
Loop of Henle creates:
Hormones
Salt gradient
Sugar digestion
RBCs
Digestion begins in the:
Stomach
Mouth
Liver
Small intestine
Mechanical digestion includes:
Enzymes
Chewing
Hormones
Filtration
Chemical digestion uses:
Hormones
Enzymes
Cilia
Pepsin digests:
Fats
Proteins
Carbs
DNA
Bile breaks down:
Sugars
Fats
Proteins
Minerals
Pancreas releases:
Bile
Enzymes + bicarbonate
CO2
Blood
Small intestine absorbs:
Water
Nutrients
Oxygen
Hormones
Large intestine absorbs:
RBCs
Water
Calcium
Proteins
Innate immunity includes:
Antibodies
Skin & inflammation
Memory cells
Vaccines
Adaptive immunity includes:
Skin
B & T cells
Platelets
Mucus
Macrophages:
Produce antibodies
Engulf pathogens
Kill parasites directly
Carry oxygen
Helper T cells:
Kill pathogens
Activate B & T cells
Produce histamine
Make antibodies
Cytotoxic T cells kill via:
Pepsin
Perforin
Mucus
Acid
B cells become:
Neurons
Muscle cells
Plasma cells
RBCs
Antibodies bind:
DNA
Antigens
Water
Minerals
Vaccines create:
Viruses
Antigens
Memory cells
Mucus
Autoimmune disease occurs when:
RBCs die
Immune system attacks body
pH rises
Bones break
Endocrine glands release:
Enzymes
Hormones
Blood
Lymph
Hormones act on:
Any cell
Target cells
All tissues equally
Blood only
Hypothalamus controls:
Heart
Pituitary
Liver
Kidneys
Pituitary gland is the:
Heart
Master gland
Kidney
Muscle pump
ADH controls:
Digestion
Water balance
Blood type
Movement
Thyroid hormones regulate:
Immunity
Metabolism
RBC production
Lung volume
Insulin lowers:
Blood sugar
Temperature
pH
Sodium
Glucagon raises:
Blood sugar
Calcium
Water
CO2
Adrenal medulla releases:
Melatonin
Epinephrine
Insulin
Bile
Cortisol helps with:
Stress response
Reproduction
Bone growth
Digestion
Pineal gland secretes:
Cortisol
Melatonin
Estrogen
TSH
Steroid hormones:
Enter nucleus
Bind cell surface
Never enter cells
Are proteins
Peptide hormones:
Enter nucleus
Bind membranes
Are lipids
Require iodine
Sperm are made in:
Epididymis
Seminiferous tubules
Prostate
Vas deferens
Sperm mature in the:
Testes
Epididymis
Penis
Scrotum
Ovaries produce:
Sperm
Eggs
Mucus
Blood
