Loose Leaf For Integrated Principles Of Zoology
18th Edition
ISBN: 9781260411140
Author: Cleveland P Hickman Jr. Emeritus, Susan L. Keen, David J Eisenhour Professor PhD, Allan Larson, Helen I'Anson Associate Professor of Biology
Publisher: McGraw-Hill Education
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Chapter 20, Problem 13RQ
Explain the ecological importance of copepods to marine and freshwater ecosystems.
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Loose Leaf For Integrated Principles Of Zoology
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- Give some ecological importance of corals, sea anemone and jellyfish.arrow_forwardDescribe marine mammals within the order Carnivora, including their adaptations for living in the marine environment.arrow_forwardBivalves are often used as indicators of environmental quality. Based on your knowledge of bivalve gills, describe why bivalves are useful environmental indicator organisms.arrow_forward
- Nematode worms and annelid worms share which of the following features? presence of a circulatory system molting absence of species with parasitic lifestyles presence of segmentation a digestive tract with two openings (a mouth and an anus)arrow_forwardOutline the body plan and unique characteristics of spongesarrow_forwardPlease describe the lifestyle of SPONGES. Components and characteristics that you should address would include: Body symmetry Types of specialized cells seen in the sponges Mode of nutrition and HOW they feed Reproduction Life span Habitat Specializations that are dedicated to this grouparrow_forward
- Describe the adaptations of crustaceans in aquatic habitats seen in the Crustacea.arrow_forwardExplain the evolution and the modification of fish's internal and external structure.arrow_forwardDefine the following with regard to sea anemones: siphonoglyph; primary septa or mesenteries; incomplete septa; septal filaments; acontia threads; pedal lacerationarrow_forward
- Describe the medusa and polyp body forms of a cnidarian.arrow_forwardGive examples of each of the following animal phyla: mollusks annelids arthropods chordatesarrow_forwardIn the different lineages of molluscs, it is easy to understand the variations from the basic organizational plan in relation to the lifestyles of the organisms. For example, the clam is a buried living organism that feeds by filtration and the cuttlefish is a free predatory organism. The organization of Lamellibranchs and Cephalopods can then be related to these lifestyles.ndicate in a short text : Adaptations to predation in cuttlefish (and by extension in cephalopods)arrow_forward
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