Zoology Review Game
Characteristics of animals Heterotrophic, multicellular, lack cell walls, eukaryotic
What are filter feeders? Animals that strain floating plants and animals from water
What process do simple animals use move oxygen and carbon dioxide through bodies? diffusion
Which symmetry shows distinct left and right sides? bilateral
What is a blastula? Hollow ball of cells
Which germ layer gives rise to muscles, circulatory and excretory systems? mesoderm
Which germ layer gives rise to epidermis? ectoderm
What substance to sponges produce to protect themselves? toxins
Do sponges use internal or external fertilization?
What are gemmules and how are they beneficial to sponges? They are form of asexual reproduction that allow sponge to survive long periods of harsh conditions
Why are flagella important to sponges? Help to move water through its body
Why are some sponges green? They have photosynthetic algae in tissues
What is the function of spicules in sponges? Focus and direct incoming light
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How do sponges benefit marine animals? Provide habitat
Have symbiotic relationships with photosynthetic organisms How do some sponges play an important role in primary productivity of reef? Have symbiotic relationships with photosynthetic organisms
What are cnidocytes and how do they help cnidarian to survive? Poison darts that paralyze prey
What are the simplest animals to have body symmetry? Cnidarians
What two functions do nematocysts form? Defense and capture prey
What are characteristics of cnidarians? Carnivorous, stinging tentacles arranged around mouth, simplest animals to have body symmetry; two forms – medusa and polyp
In a hydra, gastroderm and epidermis are separated by the ___________? mesoglea
How do polyps differ from medusas? Polyps are cylindrical and usually sessile, medusas are bell-shaped and motile
The nerve cells of cnidarians make up the ____________? Nerve net
Cells that sense gravity are called _____________? statocysts
What is the function of the gastrovascular cavity? digestion
Why is coral bleaching a serious ecological threat? Causes corals to die
What is the function of the scolex in tapeworms? Attach to intestinal wall
What organ grinds food into small pieces in earthworms? gizzard
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What is the structure labeled ‘D’ above? pharynx
What is the animal called? flatworm
What is the structure in a tapeworm that contains the reproductive organs? proglottid
In which host does a parasite reproduce asexually? intermediate host
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Which type of worm is an external parasite? leech
What organ releases wastes in earthworms? nephridia
What is a key difference between roundworms and earthworms? Earthworms have segments
Why are earthworms beneficial to gardeners? Tunnel and prove passageways for roots and water
How are larvae of marine animals important? Part of food chain
Which animals have a true coelom? Annelids, arthropods, mollusks, chordates
What are the four parts of a mollusks body? Foot Mantle Visceral mass
What is the spade-like burrowing structure of a mollusk called? radula
What is the radula of a mollusk a modification of? foot
A pond snail belongs to what group of mollusks? gastropods
Which group of mollusks is the most active? cephalopods
Eats dead or decaying plants and animals What is a detrivore? Eats dead or decaying plants and animals
Which group of animals contains the most species? arthropods
What does molting important in arthropods? Allows them to grow as they shed their skin
What two body parts are important in arthropod classification? Body segments and appendages
Which appendages are especially important in arthropod classification? mouthparts
How do you tell the difference between an insect and a spider? Counts its legs
What two things do spiders and crayfish have in common? Cephalothorax and abdomen
Suck up liquefied tissues of prey How do spiders feed? Suck up liquefied tissues of prey
How many legs does a centipede have per segment? one
What are the 3 parts of an insects body? Head, thorax, abdomen
What is an example of an animal that undergoes incomplete metamorphosis? tick
Which of the following is NOT a stage of complete metamorphosis. a Which of the following is NOT a stage of complete metamorphosis? a. nymph b. egg c. larvae nymph
What body part to insects use to detect minute movements in its environment? Sensory hairs
How does a nymph and a larvae differ? Nymph resembles adult but larvae does not
How do honeybees use dancing? To convey information about food
study embryonic development What would you study to determine whether an animals is a cnidarian or an echinoderm? Its habitat, see if it has backbone, embryonic development study embryonic development
In echinoderms, body parts occur in multiples of _______? five
Both are deuterostomes How are echinoderms like vertebrates (in terms of embryonic development)? Both are deuterostomes
Which structure in an echinoderm acts like a living suction cup? Tube foot
All except reproduction What body functions of the echinoderm are the water vascular system involved in? All except reproduction
What is the classification of a deuterostome based on? What happens to blastopore
Some type of symmetry is found in all invertebrates EXCEPT sponges
Which invertebrates have a true digestive tract? Annelids
Concentration of sense organs in the front of the body What is cephalization? Concentration of sense organs in the front of the body
Which invertebrates have radial symmetry? Cnidarians and echinoderms
What organ carries out gas exchange in insects? Tracheal tubes
Which of the following animals have an open circulatory system Which of the following animals have an open circulatory system? Sponge, cnidarian, arthropod arthropod
What is the function of the excretory system in animals? Get rid of wastes
What is the importance of expelling waste as uric acid and have moist respiratory system? Reduce water loss
Which organs exchange gases in fish? gills
Which organ in fish adjusts it buoyancy? Swim bladder
What structure helps fish to detect currents in water? Lateral line system
What is an example if a jawless fish? lamprey
What feature distinguishes fishes from amphibians? scales
Animal that breaths with gills as larvae and lungs as adults What is an amphibian? Animal that breaths with gills as larvae and lungs as adults
What organ is missing from adult salamanders? lungs
What are the only areas that reptiles can not live? cold
How do reptiles warm themselves? Bask in sun
What type of fertilization do reptiles have? Internal or external Internal fertilization
Most reptiles are oviparous or viviparous
What part of a bird’s respiratory system stores food before it enters the stomach? crop
What are characteristics of mammals? Hair Give birth to live young Nourish young with milk
How can you tell difference between egg of reptile and bird’s egg? Test hardness of outer shell
How can you tell difference between egg of reptile and bird’s egg? Test hardness of outer shell
What are the three groups of mammals? Monotremes Marsupials Placental mammals
What body system includes the rumen? digestive
Which group of mammals lays eggs? monotremes
What do mammals that have baleen feed on? plankton
Young develops in a pouch What is a marsupial? Young develops in a pouch
What is an example of a marsupial? kangaroo
How many chambers does a fish heart have? Two – one atrium and one ventricle
What animal has a gestational period of two years? elephant
What is the importance of panting? Allows animals that can’t sweat to cool down
What is the difference between an endotherm and an exotherm? Endotherm regulates its body temperature, exotherm can not
Which animal has the most efficient respiratory system? bird
Why is a one way respiratory system important to birds? Allows them to be efficient at getting oxygen from air
what is the function of ligaments? Connect vertebrae (bone to bone)