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Invertabrate Study
| Question | Answer |
|---|---|
| Many Celled Organisms are Made Out of... | Different Cells. |
| The Cells Might... | Digest Food, Get Rid of Waste, and Help in Reproduction. |
| Most Animal Cells... | Have a Nucleus and Organelles Surrounded by a Membrane. |
| Animals Cannot... | Make Their own Food. |
| Animals are... | Heterotrophs |
| Heterotrophs | Are Organisms that Gain Energy by Consuming it. |
| Heterotrophs can be | Omnivores, Carnivores, or Herbivores |
| Animals do what to their food? | Digest it |
| When an Animal Eats Large Food Particles | Are broken down into smaller substances. |
| What happens to the food when the animal's digestive systems breakes it down? | The Cells Absorb and Use It. |
| Animals can... | Move |
| Symmetry | Refers to the arrangement of the individual parts of an object. |
| Radial Symmetry | Symmetry that allows animals to locate and gather information from all directions.(Cnidarians) |
| Bilateral Symmetry | Animals with parts that are mirror images of each other.(Dogs) |
| Asymmetrical | Animals the have NO definite shape.(Coral) |
| Scientists Classify Animals into what Two Groups | Invertebrates and Vertebrates |
| Invertebrates | Animals without and Backbone |
| Vertebrates | Animals with a Backbone |
| Scientists classify Invertebrates Based on | Similar Characteristics |
| Adults Sponges are... | Sessile |
| Sessile means | They stay in One Place |
| More than... | 5000 species of Sponges have been Identified |
| Filter Feeders | Filter food and water through their body. |
| What is carried into the central cavity and through the pores of the sponge? | Microscopic organisms and Oxygen |
| What is in the inside layer of a sponge? | Collar Cells |
| What are the collar cells on the inside layer of a sponge called? | Flagella |
| What does Flagella do? | Flows water through the sponge |
| What are sponges supported by? | Sharp, Glasslike Structures |
| What are the Sharp, Glasslike structures that support the sponge called? | Spicules |
| Some Sponges have... | Spongin |
| Spongin | Makes Sponges Soft and Elastic |
| Some Sponges have Both | Spicules and Spongin |
| Spicules and Spongin | Protects the Sponge's body |
| Sponges reproduce | Asexually and Sexually |
| When Sponges Reproduce Asexually They... | Use Budding |
| Most Sponges are | Hermaphrodites |
| Hermaphrodites | Produce Egg and Sperm |
| Cnidarians have | Tentacles around their Mouths that Shoot out Stinging Cells |
| The Stinging Cells Cnidarians shout out of the tentacles around their mouths are called... | Nematocysts |
| Nematocysts | Are used to Capture Prey |
| Cnidarians are what type of symmetrical? | Radially Symmetrical |
| Since Cnidarians are Radially Symmetrical They Can... | Locate Food that Floats by from ANY Direction. |
| Cnidarians are... | Hollow-Bodied animals with two cell layers, and they have no lungs so they take oxygen in and carbon dioxide out through tissue. |
| What are the Two Body Forms of a Cnidarian? | Polyps and Medusas |
| Polyps are... | Sea Anemone and Hydras. They are also Vased Shaped. |
| Medusas are... | Free Swimming, Bell Shaped Jelly Fish. |
| Polyps Reproduce... | Asexually Through Budding. |
| Some Polyps Reproduce... | Sexually by Releasing eggs and Sperm into the Water |
| Medusa Forms of a Cnidarian have a... | Two Stage Life Cycle |
| Medusas Reproduce... | Sexually |
| Medusas Produce... | Polyps |
| Polyps Produce | Medusas |
| Flatworms Obtain Food by | Hunting |
| Flatworms have what type of Bodies? | Long Flattened with Bilateral Symmetry |
| Flatworms have how many Cell Layers. | Three |
| What the Cell Layers that Flatworms Have? | Tissue, Organs, and Organ Systems |
| Planarians are | Free-Living Flatworms with a Digestive System and One Opening. |
| Most Flatworms Are | Parasites |
| Tapeworms Are | Parasitic Flatworms that Live in the Intestines of The Host. |
| What allows Tapeworms to attach themselves to the Intestines of the Host? | Hooks and Suckers |
| Where do new Sections form on Tapeworms? | Directly Behind the Head. |
| Each Segment of Tapeworms have... | Male and Female Reproductive Organs |
| When full of Fertilized Eggs what Happens to the Segment that is on the Tapeworm? | It Breaks Off |
| If the Segment of the Tapeworm passes out Through the Waste and eaten what Happens? | If is eaten by another Host it Will Hatch. |
| A Roundworm's Body is a... | Tube Within a Tube |
| What is in Between the two tubes of a Roundworm? | A Fluid Filled Cavity |
| How many Body Openings do Roundworms Have? | Two, Mouth and Anus |
| What Can Roundworms be?(How they would get Food) | They can be Predators, Decomposers, Parasites of Animals, and Parasites of Plants. |
| Mollusks are... | Soft Bodied animals that Usually have a Shell. |
| Mollusks Can Have... | A Mantle |
| Mantles are... | A thin layer of tissue that covers a Mollusk's soft body and can also secrete a shell. |
| Mollusks use a | Large, Muscular Foot for Moving and Anchoring the Animal. |
| Water Dwelling Mollusks have... | Gills |
| Gills | Organs that allow the animal to exchange carbon dioxide for dissolved oxygen in the water. |
| Mollusks have a digestive system with... | Two openings |
| Most Mollusks have a... | Radula |
| Radula | Scratchy, Tongue like organ with rows of teeth-like things. |
| Some mollusks have a ____ Circulatory System | Open |
| Open Circulatory System | A system in which blood washes over organs that are grouped together in a fluid-filled body cavity. |
| Gastropods Have ___ shells | One |
| Some Gastropods are... | Snails, Slugs, and Conches |
| Gastropods are... | Mollusks |
| Gastropods can live on... | Land or in the Water |
| All Gastropods Move... | On One Foot |
| What allows Gastropods to Glide Across Objects? | A Secretion of Mucus |
| Bivalves have... | Two Shell Halves Joined by a Hinge. |
| Large Powerful ___________________________ Halves | Muscles Open And Close The |
| Bivalves (How they Eat) | Filter Feed |
| Bivalves Filter Feed By... | Filtering Food that is removed from the Water Through Gills. |
| Some Bivalves are | Clams |
| Cephalopods are... (What Type of Mollusk) | The Most Complex Mollusks |
| Some Cephalopods are (Animal Species) | Nautilus, Octopuses, Squids, Cuttlefish |
| Cephalopods have an... | Internal Plate Not a Shell |
| Cephalopods Have a (Head) | Well Developed Head |
| The Cephalopod's foot is divided into... | Tentacles and Strong Suckers |
| Cephalopods have a... (Circulatory System) | Closed Circulatory System |
| Closed Circulatory System | A System in Which Blood is Transported Through Blood Vessels. |
| What Surrounds Cephalopods' Internal Organs? | A Muscular Envelope with a Mantle |
| Some animals that are Segmented Worms are... | Earthworms, Leeches, and Marine Worms |
| Segmented Worms' bodies are made out of ___________________________ that make the more _______ | Repeating Segments or Rings that make them more Flexible. |
| Each Segment of a Segments Worm's Body has... | Nerve Cells, Blood Vessels, Parts of the Digestive Track, and Coelom. |
| Coelom | The Internal Body Cavity |
| Segmented Worms have a... | Closed Circulatory System and a Complete Digestive Track. |
| Earth Worms have ____ Body Segments | 100 |
| Each Segment of an Earth Worm have... | Setae |
| Setae | External Bristle-Like Structures Used to Grip the Soil While Two Sets of Muscles Move them Through the Soil |
| As Earth Worms Move They Take ____ Into Their Mouths | Soil |
| From the Mouth of an Earth Worm where does the Soil go? | To the Crop where it is Stored |
| Behind the Crop of an Earth Worm is the... | Gizzard |
| Gizzard | Where the Soil and Food the Earth Worm Eats is Ground. |
| The Intestines in the Earth Worm is Where... | Food is Broken Down and Absorbed by Blood.\ |
| Carbon Dioxide Passes out and Oxygen passes in through what on an Earth Worm? | Mucus Covered Skin |
| If the Mucus is Removed what happens to the Earth Worms? | They Suffocate |
| Where are Leeches Found? | Fresh Water and Salt Water and on Land in Mild and Tropical Regions |
| What type and How long are Leeches' bodies? | Flat Bodies that can be 5mm to 460mm long |
| What do Leeches eat? | Blood |
| How Much Blood can Leeches Eat? | Up to 10x their weight? |
| Marine Worms are... | Polychaete |
| Polychaete | Many Bristles along side Marine Worms' bodies. |
| The bristles along Marine Worms can be used for... | Walking, Swimming, and Digging |
| Some Marine Worms are... (How they eat) | Filter Feeders |
| How do Marine Worms Filter Feed? | They Burrow then they build their own tube cases and then they use their bristles to filter food from the water. |
| Some Marine Worms... (What they do) | Move and Eat Plants and Decaying Material. |
| Other Marine Worms are... (How they eat) | Predators and Parasites |
| The Different Life Styles of Marine Worms Explain why there are so... | Many Body Types |
| How Many Species of Arthropods Have Been Discovered? | 1000000 |
| What Does Arthros Mean | Jointed |
| What Does Pod Mean | Foot |
| Arthropods have what type of Skeleton? | Exoskeleton |
| Exoskeleton | A Rigid, Protective body covering that supports the body and reduces water loss. |
| As the animal grows what happens to the exoskeleton? | It needs to be shed because it doesn't grow. |
| What type of body do arthropods have? | Bilaterally Symmetrical and Segmented Bodies. |
| Insects are the ____ group of Arthropods. | Largest |
| How Many Insect Species have been identified? | 700000 |
| Instead of Setaes what do Arthropods Have? | Appendages |
| Insects Have how many body sections? | 3 |
| What are the body sections of insects called? | Head, Thorax, and Abdomen |
| The Head of Insects have... (Organs) | Well-developed Sensory Organs including Eyes and Antennae |
| The Insect's Thorax has... (Legs) | Three Pairs of Legs. |
| Usually, How Many Wings do Insects have. | One or Two |
| What do Insects' Abdomens Contain? | Reproductive Organs |
| What Type of Circulatory System do Insects Contain? | An Open Circulatory System |
| Is The Oxygen Insects Breathe in Transported By Blood? | No |
| Are Food and Waste Materials in an Insect Transported By Blood? | Yes |
| Where is Oxygen Brought Through and into the Insect's Tissue? | Through Small Holes Along The Side of The Abdomen That Are Called Spiracles |
| Some Young Insects ___'_ Look Like the Adults. | Don't |
| Why Don't Some Young Insects Look Like The Adults? | Because Their Body Goes Through Metamorphosis. |
| Metamorphosis | When a Young Insect's Body Changes and it Starts Looking More Like The Adult. It Can also be complete (Egg, Larvae, Pupa, and Adult) or it can be Incomplete (Egg, Nymph, and Adult). |
| Which Metamorphosis Do Butterflies, Bees, Ants, and Beetles Go Through? | Complete |
| Which Metamorphosis Do Grasshoppers, Cockroaches, Termites, Aphids, and Dragon Flies go Through? | Incomplete |
| What is a Nymph? | A Life Stage of an Insect That is before the adult and looks like the adult. |
| What is an Arachnid? | Spiders, Ticks, Mites, and Scorpions. |
| What are the two body regions on an Arachnid? | Cephalothorax and the Abdomen |
| All Arachnids Have ___ _____ of legs | 2 Pairs |
| Spiders are | Predators |
| What do spiders use to inject venom into its prey to paralyze it? | Fang-like Appendages |
| Other Spiders _____ and _____ their Prey | Chase and Catch |
| Ticks Carry ____ _______ and _______ ____ | Lime Disease and Spotted Tick |
| What type of bodies do Centipedes have? (Not Symmetry) | Long, Thin bodies with one pair of legs per segment. |
| What type of bodies do Millipedes have? (Not Symmetry) | Long, Thin bodies with two pairs of legs per segment. |
| Centipedes are _________ | Predators |
| Centipedes use poisonous _____ to capture their prey | Venom |
| Millipedes are __________ | Herbivores |
| Some Crustaceans are... | Crabs, Crayfish, Lobsters, Shrimp, Barnacles, Water Fleas, and Sow Bugs. |
| Crustaceans Have a ___________ which is why is the reason why they live in water where it is easier to move about. | Large Heavy Exoskeleton |
| Crustaceans include the _______ arthropods even though most are _____ that make up a majority of ___________. | Largest, Small Marine Animals, and Zooplankton |
| Crustaceans have... (Body Parts) | Two Pairs of Appendages, Three Types of Chewing Appendages, and Five Pairs of Legs. |
| Swimmerets | Appendages on the abdomen of water-living crustaceans that are used to force water over their gills where carbon dioxide is exchanged for oxygen in the water. |
| Echinoderms have _____ skin | Spiny |
| Some Echinoderms are... | Sea Stars, Sea Urchins, Sea Cucumbers, and Sand Dollars |
| Echinoderms are _______ Symmetrical | Radially |
| Echinoderms can be... | Predators, Filter Feeders, and Some Eat on Decaying Matter. |
| Most Echinoderms are Supported and Protected by an ________ that is covered by a ____. | Internal Skeleton made up of Bonelike Plates that is Covered by a Thin, Spiny Skin. |
| Echinoderms have a _____ but no _____ or ______ | Central Nervous System but no Heads or Brains |
| Sea Stars use ____ ____ to ____ and _______ prey. | Tube Feet to Move and Capture Prey |
| Sea Stars digest food by... | Pushing Their Stomachs Through Their Mouth into the Opened Shell of Their Prey. |
| Echinoderms can... | Regenerate Damaged Parts |
Created by:
NerdyAngel
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