1) Animals can be classified into two different groups, depending if they have backbone or not: a) vertebrates and invertebrates b) mammals and reptiles 2) Vertebrates have a: a) huge amount of fur b) backbone 3) Invertebrates: a) do NOT have a backbone b) have a backbone 4) All vertebrates need to take _______ and release ______ to live. a) hydrogen / oxygen b) nitrogen / sodium  c) oxygen / carbon dioxide  5) They can use to breathe: a) head, shoulders, knees b) lungs, gills or skin c) eyes, foot, fur 6) Animals are _______. They eat other _____ things. a) consumers / living b) non consumers / non living things c) strong / living 7) Carnivores only eat: a) plants b) fruits c) other animals 8) Herbivores only eat: a) meat b) other animals c) plants 9) Omnivores eat both: a) plants and other animals b) fruits and vegetables c) plants and seeds 10) Vertebrates reproduce in different ways: (choose both ways) a) viviparous (give birth, embryo develops inside the mother). b) pollination c) fragmentation d) offspring e) Oviparous (lay eggs, the embryo grows outside in an egg). f) budding 11) Seagulls are birds. They can be: a) carnivores b) herbivores c) omnivores d) carnivores, herbivores or omnivores depending on their beak 12) Seagulls breathe using: a) heart b) lungs c) nose 13) Seagulls don’t have _____. They use muscles in their chest and _____ to inhale and exhale. a) wings / heart b) diaphragms / air sacks c) beaks / lungs 14) The fox is a ______. Its respiration is ______. Eats rabbits, frogs, birds, etc. Uses a ____ to keep their pups. a) invertebrate / aerobic / house b) reptiles / gills / river c) vertebrate / pulmonar / den 15) Meerkats are ____. They are ____. They use _____ to breathe. a) mammals / omnivores / lungs b) reptiles / carnivores/ gills c) birds / herbivores / muscles 16) Fish breathes using _____. a) lungs b) air sacks c) gills 17) Mammals are _____. a) oviparous b) viviparous 18) Oviparous make ______ to protect their eggs. a) dens b) holes c) nests 19) ______ passed through metamorphosis. a) mammals b) amphibians c) reptiles 20) Do all insects have wings? a) yes b) no 21) Insects are ____. They are divided in ____ groups. a) invertebrates / 6 b) vertebrates / 8 c) herbivores / 4 22) Arthropods are ______.  a) the largest groups of invertebrates  b) the third largest group of invertebrates c) the second largest group of invertebrates 23) Gastropods: a) have feet and walk to move b) have muscular foot and a shell to protect their bodies c) have wings and fly 24) Cephalopods: a) have an internal shell for protection and tentacles to move b) have a skeleton and walk 25) Poriferans: a) live in grass, are small and eat meat b) live in a cave, are big, have gills c) live in the bottom of the ocean, have different sizes, are attached to rocks, have pores for water and food go through them 26) Bivalves:  a) have a divided shell to open and close and a soft body b) they have a hard body and fur 27) Annelids: a) there are a few, hard body, live in the sea b) they live in the ocean, eat animals, are very little c) there are more than 17,000. Most live in water some in land. Soft body made up by rings 28) Insects have ____ body sections: head, thorax, abdomen. a) 9 b) 3 c) 6 29) Insects have ____ legs, _____ and some have ______. a) eight / gills / feet b) ten / lungs / ears c) six / antennae / wings 30) Cnidarians: don’t have a _____ or ______. They live in water. a) arms / legs b) feathers / wings c) head / brain 31) Jellyfish have venom in their: a) tentacles b) head c) eyes 32) Sea anemonas: the only part that opens is their ____. a) paws b) tail c) mouth 33) Arachnids: have two body sections: a) head and toes b) abdomen and cephalotorax c) back and front 34) Arachnids: they have ____ legs, may have ____ eyes, but no _____ nor _____. a) 9 / 10 / wings / antennas b) 2  / 8 / head / gills c) 8 / 8 / wings / antennas 35) Crustaceans: They have 2 body sections (abdomen/cephalotorax) and ____ legs, ____, and ____. a) 10 / claws / two pair of antennas b) 5 legs / feet / no antennas 36) Myriapods: they have two main sections: head and segmented body. Each section has one or ____ pairs of legs and _____ pair of antennae. a) two / seven b) two / one c) two / twelve 37) Reptiles: are 80% _____, 10% _____, 10% _____. a) tall / heavy / strong b) carnivores / herbivores / omnivores 38) Reptiles breathe using their ______. Some come out of the water to breathe. a) gills b) nose c) lungs 39) Reptiles are _____ and hatch from an ____. a) viviparous / mother b) oviparous / egg 40) Reptiles have a backbone? a) true b) false 41) Fish sleep with their eyes opened? a) false b) true 42) Fish are _______ because they have a backbone. a) invertebrates b) vertebrates 43) Some are herbivores, some carnivores, and some omnivores. a) true b) false 44) Fish are oviparous because they come from an egg. a) false b) true

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