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Biology unit 8&9
| Question | Answer |
|---|---|
| Starfish have _____________ symmetry | radial |
| How do sessile, aquatic animals get their food? | by filter-feeding |
| Sponges are multicellular animals, but unlike all other animals they are asymmetrical and their cells do NOT organize into tissues or organs. (True or False) | true |
| an animal with ______ can be divided into equal halves by dividing along only a single plane (ex. spider) | bilateral symmetry |
| an animal with ______ can be dividing into two equal halves by passing a plane in any direction through aa central axis, or line (ex sea anemone) | radial symmetry |
| In grasshoppers and earthworms, an organ called a ___________ helps in digestion by grinding the food | gizzard |
| Most sponges are ________, meaning they produce both eggs and sperm within their body | hermaphrodites |
| In order for an arthopod to grow, first it must _______, or shed, its outer covering | molt |
| When blood stays in vessels to be carried around the body and back to the heart again, the circulatory system is: | closed |
| Which of the following is NOT a germ layer in a developing embryo fibroderm, mesoderm, endoderm, ectoderm | fibroderm |
| Various tissues and/or organs that arise i animals develop from different cell growth layers called: | germ layers |
| Echinoderms have no form of asexual reproduction (True or False) | False, they can reproduce sexually, as well as regenerate fragmented body parts |
| In the metamorphosis of a butterfly, the caterpillar stage is also called the: | larva |
| Which organism is NOT an insect? grasshopper, bee, spider, fly | spider |
| when an animal's body is divided into a series of sections that can contain different structures (as in the earthworm), it is referred to as: | segmentation |
| The belly or underneath side of an animal is called the: | ventral |
| The top or back side of an animal is called the: | dorsal |
| The front end of an animal is called the: | anterior |
| The rear end of an animal is called the: | posterior |
| Which of the following is NOT a typical animal characteristic? multicellular, autotrophic, mostly motile, cell specialization, eukaryotic | autotrophic |
| Rocky Mountain Spotted Fever and Lyme disease are carried by: | ticks |
| The class of arthopods taht contains spiders is called the: | arachnids |
| Which of the following is a parasitic nermatode found in undercooked pork? | trichina |
| Which organism is NOT a crustacean? shrimp, cockroach, crayfish, crab | cockroach |
| Which of the following does NOT mandibles, but uses fangs and venom, to feed? shrimp, spider, grasshopper, crayfish | spider |
| Which worm phylum contains roundworms (hookworms, pinworms, and trichina worms)? | Nematoda |
| Invertebrates in phylum Porifera are commonly known as _________ | sponges |
| Young grasshoppers are called: | nymphs |
| Sessile animals: | don't move much, if at all |
| When blood does NOT stay in vessels, but empties into a cavity and eventually returns to the heart, the circulatory system is: | open |
| ______ eyes can sense motion and crude images, as well as light | compound |
| Which phylum contains starfish, sea urchins, sand dollars, and sea cucumbers? | Echinodermata |
| _____ are structures for excreting nitrogen wastes (in earthworms and mollusks) | Nephridia |
| Which worm phylum contains segmented worms (earthworms, leeches, and tube worms)? | Annelida |
| The _____ is a parasitic flatworm that lives u=in the intestines of humans and is caued by eating undercooked meat | tapeworm |
| There are more kind of _____ than any other group of animals | insects |
| _______ are organs for gas exchange in water | gills |
| Most insects have a(n) _____ circulatory system | open |
| Arthopods have an outside skeleton called an: | exoskeleton |
| Which phylum contains snails, bulvalves, squid, and octopus? | mollusca |
| Structures used for locomotion, feeding, or sensing, that grow from the main part of an arthropod's body, are called: | appendages |
| The term intvertebrate means: | lacking a backbone of vertebrae |
| Phylum ________ have tentacles with stinging cells used to paralyze their prey, and also for defense | Cnidaria |
| Which of the following is NOT a stage in the process of complete metamorphosis? adult, larva, egg, nymph, pupa | nymph |
| In earthworms & many other animals, a fluid-filled boyd cavity surrounded by mesoderm is called the: | coelom |
| The blastula stage in zygote development is _______ the gastrula stage | less advanced than |
| Which of the following is NOT a characteristic of arthopods? radial symmetry, segmented body, exoskeleton, jointed appendages | radial symmetry |
| Cutting a _____ in half usually results in each piece growing into a complete organism | starfish |
| All of the following are general characteristics of the phylum Chordata, EXCEPT: notochord, ventral nerve cord, dorsal nerve cord, gill slits | ventral nerve cord |
| What characteristic do all chordates have that no other animals have? | notochord |
| Which of the following is NOT an evolutionary trend in the history of vertebrates? increase in complexity of the cerebrum, development of a simpler heart structure, increase in cephalization, adaptation to land | development of a simpler heart structure |
| Vertebrates differ from other chordates because of their notochord becomes a ______ in the adults | vertebral column |
| Which chordates exhibit the greatest amount of cephalization? tunicates, mammals, lancelets, arthropods | mammals |
| In vertebrates, the bones of the anterior limbs (forelegs) attach at the: | pectoral girdle |
| Bones that surround and protect the nerve cord are called: | vertebrae |
| The hind legs (posteror limbs) of a frog are attached to the skeleton at the: | pelvic girdle |
| Some endoskeletons (or parts of them) are made of a tough, flexible material called: | cartilage |
| _______ is a fibrous protein found in beaks, claws, hair, feathers, horns, and turtle shells | keratin |
| The ___________ skeleton of vertebrates includes the pelvic girdle, the pectoral girdle, and the limbs | appendicular |
| The part of a vertebrate skeleton including the skull, vertebrae, & ribs is called the ______ skeleton | axial |
| The largest part of the brain, which controls learning and complex behavior is called the: | cerebrum |
| Which animal below have the LEAST specialized circulatory system? frog, mouse, robin, trout | trout |
| Which of the following is found only in tadpoles and not in adult frogs? | gills |
| Mammals have _____ glands to produce milk for their young | mammary |
| Oils that lubricate a mammal's hair and skin are produced by _______ glands | sebaceous |
| Which of the following is NOT one of the bird's adaptations for flying? hollow bones, absence of urinary bladder, only one ovary, thick brain case | thick brain case |
| Amoung mammals, which of the following is unique to monotremes? carrying their young in pouches, egg laying, internal fertilization, nursing their young | egg laying |
| Marsupials are mammals that: | carry young in a pouch |
| The heart of a reptile has: | 4 chambers. but 2 are not completely separated |
| The heart of a bird has: | 4 distinct chambers |
| The heart of a mammal has: | 4 distinct chambers |
| The heart of an amphibian has: | 3 chambers |
| The heart of a fish has: | 2 chambers |
| Lay eggs on land; dry skin with scales; e.g. snakes, turtles, lizards | Class Reptilia |
| Produce milk to feed their young; have fur; e.g. humans, bats, kangaroos, whales | Class Mammalia |
| Bony fish; e.g. perch, salmon | Class Osteichthyes |
| Only show chordate characteristics in larval form; sessile, filter-feeders as adults; very simple, primitive invertebrate chordates; "sea squirt" | Tunicates |
| Jawless fish; e.g. lamprey, hagfish | Class Agnatha |
| Chordates with a head; keep chordate characteristics in entire life, but are still classified as invertebrate chardates since they have no vertebrae | Class Reptilia |
| Vertebrates with feathers; lay eggs on land; e.g. ostrich, sparrow | Class Aves |
| Aquatic as larvae and terrestrial as adults; e.g. frog, salamander | Class Amphibia |
| Cartilaginous fish; e.g. sharks, rays | Class Chondrichthyes |
| The most PRIMITIVE group amound the mammals is the monotremes (True or False) | True |
| Developing PLACENTAL mammals stay inside their mother's uterus until they are very well-developed (True or False) | True |
| The most PRIMITIVE class of vertebrates is the mammals (True or False) | False-advanced |
| The difference between a salamander and a lizard is that the skin of a SALAMANDER is dry instead of moist (True or False) | False-lizard |
| Organisms that can change their internal temperature with the temperature of their environment, and do not keep a constant internal temperature, are considered to be COLD-blooded (True or False) | True |
| Birds are WARM-blooded, and mammals are COLD-blooded (True or False) | False-warm/warm |
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cheerandcookies