Q. Tasmania wolf found in Australia belong to class metatheria and termed as

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Q. Glandular epithelia envelope which secretes calcareous shell is called

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Q. Digestive system of nematodes have two openings and in form of

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Q. Digestive system of sharks and rays is

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Q. Blood of arthropods is colorless due to lack of

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Q. A harmful molluscus which is injurious to gardens and cultivations is termed as

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Q. Daphnia belongs to class

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Q. All animals of Grade bilateria are

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Q. Tail of sting ray can inflict very dangerous wounds by its

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Q. Anterior end of digestive system is mouth and posterior end is

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Q. Between ectoderm and endoderm, there is a jelly like

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Q. Muscles of annelids which are arranged along length of body are called

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Q. Class hirudinea have additional markings on their body which are called

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Q. Nematoda means

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Q. Echinoderms have vast number of species which are above

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Q. Nerve ring is found in pharyngeal region of

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Q. Bones in ear of mammals are

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Q. A very dangerous specie of parasite which holds villi of intestine and sucks blood and body fluid is

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Q. Cavity present between body wall and elementary canal and lined mesoderm is called

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Q. Evidences suggests that birds have been evolved from ancestors of

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