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For Asian . a. gave rise to freeliving flatworms. a. . Which of the following statements about tapeworms is false? 21 ) Which of the following statements regarding cnidarians is true ? 2. C) It is recommended for high-risk groups. B) It is protective against the virus in 95% of vaccinated individuals. A body cavity can mean any internal space, or a series of spaces present inside body, whereas coelom or true body cavity generally refers to a large fluid-filled space (cavity) lying between the outer body wall and the inner digestive tube. And so, based on the file a genetic tree, the statement that is false is be a silla mate. d. have a gut with 2 openings. The statement of the Assertion is false but the Reason is true. Correct the Statement If It is False. 11) The Kingdom Protista is a group that can best be defined as "any eukaryote that is not a plant, animal, or fungus." True or False? 1. A flame cell is a specialized excretory cell found in the simplest freshwater invertebrates, including flatworms. a. Which group of flatworms are primarily ectoparasites of fish? (d) nematocysts are characteristic of the phylum-Cnidaria. Definitions of the following given terms along with a specific example including the organism involv . d. Ferns, horsetails, and whisk ferns produce archegonia and antheridia. Important Solutions 1. Both acoelomates and pseudocoelomates have a body cavity. They are bilaterally symmetrical. d. It permits internal fertilization to be replaced by external e. fertilization. Which of the following statements about diploblasts and triploblasts is false? evolution is a relatively slow process Oall of these statements are TRUE evolution operates at a variable speed transitional forms appear during periods of rapid evolutionary change evolution operates over the course of multiple generations. A) they absorb nutrients from the digestive tract of the host: B) they utilize a secondary host to transport the species from primary host to primary host: C) they cause serious illness in humans: D) parasitic flatworms have well-developed sensory and nervous systems: E) B ) The more stationary cnidarian body form , which is cylindrical with a ring of tentacles , is the medusa . Roundworms (Aschelminthes) are pseudocoelomates Molluscs are acoelomates insects are pseudocoelomates Flatworms (Platyhelminthes) are coelomates 359 Views Switch Flag Bookmark 112. d. They have a lophophore. Weegy: Most people are familiar with asterisms, informal constellation names, such as the Big Dipper. (d) digestion. Which of the following is an incorrect statement regarding flatworms ? Blood in the pulmonary vein is deoxygenated. a Tapeworm is a Flatworm that Lives in the Human Intestine. 1. Which of the following statements regarding evolution is FALSE? Remaining phyla of bilateria, from annelida to arthropoda are coelomates. E) Immunity can last at least 23 years and may be for life. Which of the following statements about bryozoans is false? A worm has sensory organs in its head so that it can respond to food, mates, and predators. Which of the following statements about flatworms (shown, the free-living flatworm Eurylepta californica) is false? flame cells of flatworms b. metanephrida of annelid worms c. malpighian tubules of insects d. vertebrate nephrons e. all of the above Water conservation adaptations of amphibians living in dry environments include all of the following except a. waxy secretions on the skin b. estivation during dry periods c. production of concentrated urine d . Both acoelomates and pseudocoelomates have a body cavity. A) The animal kingdom is monophyletic. d. The loop of Henle empties into the distal convoluted tubule. a. can grow to be large in human intestines. B.Flatworms are organisms capable of asexual reproduction. Solution Verified by Toppr Correct option is B) Flatworms are acoelomates as they do not have a coelom. Write 'T' if the statement is true and 'F' if the statement is false. D Fertilization can be made externally and internally. Important Solutions 1. 2. 3. A) It must be given in three doses. In these animals, mesenchyme fills the space between the gut and the body wall. (5) Triploblastic and acoelomate animals. 3. Indicate whether the sentence or statement is true or false. d. Some animals have radial symmetry, and some animals have bilateral symmetry. Examples are ectoprocta, aschelminthes. a. Eumetazoa have specialized tissues and Parazoa do not. Which of the following statements is NOT a characteristic of flatworms? (b) transpiration. (4) Fertilisation is internal and indirect development is observed. The respiratory system of cockroach is very well developed and consists of a network of branched closed tubes, called flame cells. Acoelomates are animals that have no body cavity or coelom. Solution: Coelenterates are aquatic (mostly marine) diploblastic organisms with tissue level of organisation. (B) Acoelomate flatworms are more closely related to echinoderms than to annelids. A. b. d. Some animals have radial symmetry, and some animals have bilateral symmetry. functioning of nephron the blood enters the kidney through a long renal artery which branches into Many capillaries associated with the glomarous from there the more . - Uncertainty is a key aspect of most business problems. b. A. Flatworms that can move do so by ciliary action. Read the statements regarding echinoderms and choose the correct option (1) All are marine with organ system level of organisation. Answer (d) Flatworms are bilaterally symmetrical and triploblastic animals. Select the answer that identifies the type of clause used in the . Which one of the following kinds of animals are tribalistic? Based from the statement you can create below, which of the following statements is FALSE about Reproduction? C ) Cnidarians have three true tissue layers . Sate whether the following statements are true or false. C. They lack a digestive system. The process by which blood is cleared of metabolic wastes in case of kidney failure is called. Share this question with your friends Correct Answer : D. They have a circulatory system. False. which of the following statements about tapeworms is false . (b) prawn has two pairs of antennae. (a) millepedes have two pairs of appendages in each segment of the body. - Dealing with uncertainty requires a basic understanding of probability. C. In some certain species, each worm can have both a male and female sex organs. Eumetazoans have specialized tissues and parazoans don't. . These tiny nephridia serve to channel nitrogenous waste from inside the worm to the outside soil.You can study everything about Class 10 Science through the course:Science Class 10https . c. probably evolved . c. Chordates are more closely related to echinoderms than to rotifers according to the figure. 13. Most flatworms are not parasitic. Tapeworms absorb food from their host's intestine directly through their skin. B. Embryonic mesoderm remains as a solid layer, space . 4. . C.Parthenogenesis is a means of reproduction among Bacteria. . MULTIPLE CHOICE. D. a. Most flatworms are not parasitic. Polyps are attached forms while medusae are free swimming. Flame cells function like a kidney . A. Indicate if the following statements are True or False regarding features of Pterophytes. b. Definition. A. Snails have radula B. Chitons are annelids C. Terrestrial slugs have a . 4. . a. Using reduceByKey instead of groupByKey can reduce the amount of data shuffled. Nephrons are the basic filtering units of kidney each kidney poses a large number of nephrons approximately 1to 1.5 million the main components of a nephron are glomarous, Bowman's capsule, a long renal tubule ,collecting duct. check_circle. c. probably evolved from free living organisms. c. The tissue beneath the shell is called the mantle. The examples are poriferans, coelenterates, ctenophores, platyhelminthes, etc. (c) peristaltic movement. Which statement is not true? They are colonial. c. Chordates are more closely related to echinoderms than to rotifers according to the figure. b. c. They are diploblastic. (b) The excretory units of flatworms are flame cells. Question 10. C) Sponges are basal animals. D. They have a circulatory system. Which of the following statements about the flatworms is false? 23. a. Eumetazoa have specialized tissues and Parazoa do not. (c) Human kidney has about 1 million nephridia (d) Tracheids and vessels are non-living conducting tissues. D) It must be repeated every five years. Concept Notes & Videos 204. Added 12/17/2014 8:02:45 AM. Blood in the inferior vena cava is deoxygenated. 2.Figure 41.6 Which of the following statements about the nephron is false? a. monogeneans b. trematodes c. cestodes d. turbellarians . They are colonial. 1. So, the correct answer is option B. 1. CISCE ICSE Class 7. Tapeworms belong to the genus Schistosoma. They have a variety of forms, ranging from large predatory squid and octopus, some of which show a high degree of intelligence, to small grazing forms with elaborately sculpted and colored shells. Pseudocoelomates are animals that have false or pseudocoelom. From the following statements select the wrong one. A ) The digestive and circulatory compartment of cnidarians is called the gastrovascular cavity . tegumenet. (a) Deoxygenated blood is poured into right atrium of heart. Some coelenterates like Obelia show metagenesis i.e, alternation of asexual phase (polyps) and sexual phase (medusae) in the life cycle. Figure 15.3 Which of the following statements is false? The collecting duct empties into the distal convoluted tubule. They are wormlike in structure. They are acoelomates. Which of the following statements concerning the hepatitis B vaccine is FALSE? c. They are mainly marine. Mollusks have a true coelom and are hence coelomates. c. The loop of Henle is between the proximal and distal convoluted tubules. Indicate if the following statements concerning segmentation are true or false. a. it contains abundant mitochondria b. it provides the most energy for shivering c. it allows metabolic fuels to be consumed without producing ATP d. it uses thermogenin to uncouple proton movement from ATP productione. State If the Following Statement is True Or False. Which of the following statements is true of all flatworms ? Answer. In acoelomates, no body cavity or coelom is present. B. The mollusks are a diverse group (85,000 described species) of mostly marine species. TRUE/FALSE. Correct the Statement If It is False. a. they belong to the phylum Platyhelminthes c. they have a true body cavity b. they have bilateral symmetry d. they are mainly parasitic . a. Eumetazoa have specialized tissues and Parazoa do not. FALSE. After fertilization, the zygote undergoes multiple mitotic cell divisions during the stage known as cleavage. Mollusks and Annelids. Correct Answer : A. Choose the statement that is true about worms . (a) Flatworms are biradially symmetric (b) Flatworms have a complete digestive system (c) Flatworms tend to have large, thickened bodies (d) Flatworms are triploblastic. Molluses and insects are coelomates while flatworms are acoelomates. The only way worms can reproduce is through sexual reproduction. b. mostly in class turbellaria. The contraction and expansion movement of the walls of the food pipe is called: (a) translocation. c. They are mainly marine. Question Bank Solutions 6593. a. Explanation:All are correct except option C.Reason:Because of Hundreds (200 to 250 per segment) of integumentary nephridia are located throughout the earthworm's body wall (in all but the first two segments). Syllabus . Syllabus . Which of the following statements regarding parasitic flatworms is FALSE? Question Bank Solutions 6593. Cells that are known as blastomeres form during this time. b. All these animals share s O that makes that statement falls true also. a. The major acoelomate group in the Bilateria is the flatworms, including both free-living and parasitic forms such as tapeworms. Which of the following statements is false? B. Flatworms have a complete tubular digestive system. (c) animals belonging to phylum-Porifera are exclusively marine. Arthropods that include insects, have a true coelom and are hence coelomates. parasitic flatworms . Question: Which of the following statements is false? Figure 11.10Which of the following statements about the circulatory system is false? (3) They are dioecious. Examples are aschelminthes. Many parasitic flatworms have complex lifecycles involving several host organisms. b. You need to explicitly invoke a combiner in order to enjoy the benefits of reduced data shuffle when using the reduceByKey function. Which one of the following statements about certainly given animals is correct? 24. Flat and Round Worms. 44.You are looking at a drop of lake water under a microscope. c. Chordates are more closely related to echinoderms than to rotifers according to the figure. CISCE ICSE Class 7. The correct answer is D. All deuterostomes exhibit radial symmetry in their bodies. It allows the incubation of offspring in a terrestrial environment. 3. d. They have a lophophore. a. they belong to the phylum Platyhelminthes c. they have a true body cavity b. they have bilateral symmetry d. they are mainly parasitic . (2) Adults are bilaterally symmetrical. Choose the one alternative that best completes the statement or answers the question. Flatworms Sponges d. Some animals have radial symmetry, and some animals have bilateral symmetry. c. They are diploblastic. (c) peristaltic movement. - The modeling process discussed in your text is a five-step process. Round worms (aschelminthes) are pseudocoelomates. . In acoelomates, no body cavity or coelom is present. So, the correct answer is 'Round worms are pseudocoelomates.'. Planarians have a branched digestive tract with both a mouth and an anus. Question: 21) Based on the tree shown below, which statement is false? a. monogeneans<<< b. trematodes c. cestodes d. turbellarians Which of the following statements about the anatomy of a mollusk is false? Concept Notes & Videos 204. . Textbook Solutions 7008. A digestive gland is connected to the stomach. 3. A body cavity can mean any internal space, or a series of spaces present inside body, whereas coelom or true body cavity generally refers to a large fluid-filled space (cavity) lying between the outer body wall and the inner digestive tube. . (1) and (3) are correct (5) alone is correct c. It prolongs embryonic development. Figure 15.3 Which of the following statements is false? Question: Which of the following statements is false? The Bowman's capsule surrounds the glomerulus. What information does the appositive phrase provide for the reader. Flatworms are more closely related to a kind of terms than two analysts, which actually isn't true. a Tapeworm is a Flatworm that Lives in the Human Intestine. Flatworms rely on passive diffusion for nutrient transport across their body. e. Individual colony members may have specialized functions. In coelomates, body space is a true coelom enclosed by mesoderm on both sides. C. Flatworms depend on diffusion to accomplish the functions of a specific circulatory or respiratory system. Solution for Which group of flatworms are primarily ectoparasites of fish? Vertebrates. It is faster to use the. b. In pseudocoelomates, there is a body cavity between the gut and the body wall, but only the body wall has mesodermal tissue. It has a shell that increases gas exchange.b. Which of the following statements is NOT a characteristic of flatworms? Which of the following statements is not correct? Roundworms are pseudocoelomates as they possess a false body cavity. b. belong to genus schistosoma. Both acoelomates and pseudocoelomates have a body cavity. A.Sexual reproduction includes fertilization of gametes. a. Answer is: a proper noun associated with another noun User: In 1970, Joel Silver's team played its first competitive game, which resulted in a 43 to 10 win. 2. There are some similar stages of development that all animals experience. c. Blood in the pulmonary artery is deoxygenated. Planarians have a branched digestive tract with both a mouth and an anus. State If the Following Statement is True Or False. it is more abundant in hibernating animals marine bony fishes acquire excess salt when they drink seawater. - Data description and data inference are data analysis themes. Some are parasitic. Rectangular body sections of tapeworms are proglottids. Which of the following statements about bryozoans is false? The annelids traditionally include the . Flat and Round Worms. 49 . They are wormlike in structure. Textbook Solutions 7008. Indicate whether the sentence or statement is true or false. In these animals, the mesoderm . Mollusks have a radula for grinding food. Most flatworms are not parasitic. To avoid being digested by their host, endoparasites have a thick protective covering called the. a. b. Added 12/17/2014 8:02:45 AM. FALSE. e. 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