Summative Assessment - Invertebrates
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each of the black spaces below before clicking
on it to display the answer.
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| Characteristics of Mollusks are: | ALL have a soft body.
Only some have a shell and/or live in water.
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| The group of mollusks, BIVALVES, get their food how? | Filtering it from the water.
They are filter feeders.
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| Arthropods have a tough outer covering that is called . . . | an exoskeleton.
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| How do cephalopods move? | By jet propulsion - they squeeze a current of water out of the mantle cavity and through a tube.
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| Characteristics of millipedes are: | 2 pairs of legs on each segment.
Curl into a ball when disturbed.
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| Characteristics of insects are: | ALL have 6 legs (or 3 pair) and 3 body sections.
Only some have wings.
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| Camouflage is a benefit to insects because . . . | it helps them avoid predators.
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| The stages of complete metamorphosis are . . . | 1 - Egg 2 - Larva
3 - Pupa 4 - Adult
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| When does molting occur during GRADUAL metamorphosis? | When the nymph outgrows its exoskeleton.
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| Characteristics of echinoderms are: | They all have radial symmetry.
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| The water vascular system in echinoderms is used to . . . | to move in order to capture food.
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| A gastropod uses its radula to . . . | get food.
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| Which group of mollusks do snails and slugs belong to? | Gastropods
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| Most crustaceans live where? | in water
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| Grasshoppers get oxygen . . . | through their skin.
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| The mouthparts of insects are adapted for eating . . . | very specific eating.
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| What will insects eat? | Anything living or once was living.
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| How do sea urchins move? | They use bands of tube feet that extend out between the spins.
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| What is a decomposer? | An organism that eats wastes and dead organisms.
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| Characteristics shared by ALL animals? | All animals have bodies that have many cells.
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| The name for an animal that has a backbone is? | Vertebrate
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| The name of an animal that does NOT have a backbone is? | Invertebrate
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| Examples of animals that have radial symmetry are . . . | Brittle Stars
Starfish
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| What is bilateral symmetry? | When an object has just 1 line that divides it into halves that are mirror images.
Example: humans
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| How do sponges get the food they eat? | Collar cells that line the central cavity trap tiny organisms.
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| Describe the shape of a polyp a medusa | a polyp is vase-shaped
a medusa is bowl-shaped
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| What kinds of animals are you most likely to see in a coral reef, vertebrates or invertebrates? | Both vertebrates and invertebrates.
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| A roundworm's digestive system can be described as . . . | It is like a tube where food enters at one end and exits through the other end.
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| What type of circulatory system does a segmented worm have? | A closed circulatory system - blood moves through a network of blood vessels.
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| Sexual reproduction is . . . | the process in which a new organism is formed from the joining of an egg cell and a sperm cell.
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| Animals with radial symmetry have the characteristic of . . . | having no distinct head or tail.
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| What is a parasite? | An organism that grows on or in another organism.
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| What type of symmetry to cnidarians have? | Radial symmetry
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| Earthworms do what to soil? | Their waste makes soil more fertile.
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| Roundworms release waste from which part of their body? | Their anus.
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| Fertilization is what? | The joining of an egg cell and a sperm cell.
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| What is a predator? | An animal that hunts and kills other animals.
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| What body system is the clittellium in an earthworm for? | Reproductive
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| What is the difference between the crop and the gizzard in an earthworm? | Crop - soft, food storage
Gizzard - hard, grinds food
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| Examples of mollusks are: | snails, clams, squid
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| What is the purpose of an insect's antennae? | Sensory
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| What is the name for when a starfish reproduces asexually? | Fission
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| What type of skeleton does a starfish have? | Endoskeleton
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Created by:
MrsProsser
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