INTRODUCTING THE ARTHROPODS: 1. In the entire Animalia kingdom, what percentage make up arthropod phylum? 83% 2. List some examples: insects, spiders, scorpions, crustaceans and centipedes. SHEER NUMBERS: 3. Why do you think we should study arthropods? Give examples. There are so many ants that if they were a cm long they could cover the Earth 125 times. There are so many Crustaceans in the ocean that they outweigh all the whales on Earth. Their abundance should be studied because they are the
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Arthropods Arthropods are somewhat different than mammals being that they have an exoskeleton and they do not have lungs. They breathe through tubes connected to the outside of their bodies. First, the oxygen concentration in the air millions of years ago was approximately 30% higher than it is today and arthropods in that time period were much larger. It can be suggested that the size of the arthropods is limited in relation to the oxygen concentration in the air today. A second point to discuss
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fossils here on Earth. The horseshoe crab has inhabited the planet long before humans. According to the Maryland Department of Natural Resources (2010), they evolved in the shallow seas of the Paleozic Era (540-248 million years ago) alongside other arthropods. Soon after, around 200 million years ago during the Mezozoic Era, the shallow seas around Europe were considered the dispersal point for ancestors of our modern day horseshoe crab. Despite inhabiting the planet for so long, horseshoe crab body
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4.1 Answers Remembering 1 Helps you find what you want. 2 Types, subject and author. Understanding 3 a Function of item b Service it provides c Season or popularity d Year the car was made or the model (type) of car e Genre 4 Similarities: Branching and dichotomous keys start with one large group and slowly divides into smaller more defined groups. Each division is a choice. Differences: Branching keys offer two or more divisions at each branch, whereas dichotomous
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PHYRUM ARTROPODA Arthopoda is a phylum within Animalia kingdom. They are most diverse of all phyla. All arthropods have bodies covered with a tough exoskeleton which consists of layers of chitin and proteins. They are bilaterally symmetrical. Arthropod body is segmented but also divided into head, thorax and abdomen. Head and thorax can be joined to form a cephalothorax Arthropods have five main groups: arachnids, centipedes and millipedes, horseshoe crabs, and insects. The phylum arthropoda is
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Animal Diversity Time Requirements: Exercise 1: 15 mins. Exercise 2: 15 mins. Exercise 3: 30 mins. Exercise 4: 10 mins. Exercise 5: 15 mins. Exercise 6: 20 mins. Exercise 7: 30 mins. Exercise 8: 10 mins. Exercise 9: 30 mins. Materials Required: ITEM NUMBER (per group) LOCATION Any living or preserved plant *specimens (listed below) Display Cart/Counter Microscopes (compound and dissecting) Display Counter Colored pencils 1 set Cart/Counter *Specimens: Preserved
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STRATHFIELD GIRLS HIGH SCHOOL BIOLOGY FINAL PRELIMINARY EXAM 2005 Name: ………………………………… Teacher: ……………………………… INSTRUCTIONS TO STUDENTS Part A: 15 Multiple Choice Questions (15 marks). Answer on the Multiple Choice page. Part B: Written Questions (60 marks). Answer all questions in the spaces provided. • Write using black or blue pen • Draw diagrams using pencil Total Marks: 75 EXAMINER’S INSTRUCTIONS All students to receive examination paper (12 pages) and Multiple Choice page. Reading
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jefferyi Local Name : Pawikan, karahan, sisikan, payukan Scientific Name : Eretmochelys imbricata phyla in kingdom animalia Chordate Phylum: All the animals which have a backbone. Includes: Fish, Reptiles, Birds, Amphibians, and Mammals. Arthropod Phylum: All the "jointed legged" animals. All of these animals have an exoskeleton, meaning the skeleton is on the outside of the body. Include: Insects, Arachnids, and Crustaceans. Mollusk Phylum: Soft-bodied animals that sometimes have a hard
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The advantages that flying insects have ober arthropods that cannot fly is that it’s very easy for them to move or transport theirself from a place to another. Another is that it allows them to occupy new ecological niches. Compared to these arthropods that cannot fly, it’s really easy for them to occupy them. Also, many insects are predators themselves and this gives them an advantage in predator-pray arm race. 2. The scientific name for an arthropod (insects, arachnids, and crustaceans) shedding
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