PPT-Earthworm

earthworm Intestine Crop Gizard Head Tail Setae 4 pairs of bristly hairs Clitellum Nonsegmented part closest to head Important for mating Heart Has 5 hearts No lungs. Eisenia veneta. . Hermaphrodites. . Both Female & Male. Life Span. . 1-8 years . Copulation & Reproduction. . 2 separate processes . Feeding Rate is related to body size. Converts food to offspring . Annelida: The Metameric Body Form. Evolutionary Perspective. Body metameric, bilaterally symmetrical, and worm-like. Spiral cleavage, trochophore larvae, and schizocoelous coelom formation. Paired epidermal setae. Nunc Agenda:. Digestion and Absorption.. Nutrition includes . ingestion. , . digestion. and . absorption . (in that order).. Ingestion. : . The process of taking-in food.. Digestion. : The chemical process in which food molecules are broken down into simpler, smaller forms.. the Dissection . Video and . Accompanying PowerPoint . Presentation . Reduce . the number of specimens used by a class . Increase the quality of the dissection for the students . Review opportunity, increasing the learning experience for the students. Dissection 101:. Earthworm Quiz. #1. Which earthworm above is displaying the ventral surface? Earthworm: A B . A. . B . #2. Name the structure indicated.. #3. What is the function of this structure?. Introduction: Earthworm habits and their effects on soil Many people consider earthworms to be an indicator of soil quality because they United States AgricultureNatural Resources Conservation Servi utline:Earthworm types, page 1 Biology of earthworms, page 2Benefits of earthworms, page How to encourage earthworm activity, page &#x/Att;¬he; [/;ott;&#xom ];&#x/BBo;&#xx [2;“.1;& - http://www.uclan.ac.uk/facs/science/erg/photo_home.htm Earthworm Facts Species -The name “earthworm” can pertain to many different species- there are approximateearthworms. Some that can Kingdom Animalia. : Multicellular eukaryote, heterotrophic. Phylum Annelida:. body made of many segments separated by a septum. Two body openings and a . closed circulatory system. Ex. Earthworms, marine worms, leeches etc.. We will record the different kinds and number of earthworms.. We will learn how important earthworms are for healthy soils.. A . Citizen Science . project to record earthworms and soils.. What is an earthworm?. Biology . Knowledge of Earthworms:. What do you guys already know about worms???? . Video clip. Things to think about: . What are worms instinctive behaviors?. How do worms eat?. Where do they reside?.
 \n \r \r Animals Respiratory organ Unicellular animals like Amoeba, Planaria Cell membrane Earthworm Skin Aquatic animals like Fish, Prawns Gills Insects like G . Introduction. Soil quality . . . ecosystem services . Earthworms .  soil . ecosystem engineers  soil health indicator. Earthworm population  abundance, diversity. Farm management  soil biota and functioning  soil quality. Biology . Biology is the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution.. Biology of Earthworm. Morphology of Earthworm.