SPECIES DIVERSITY IN POOL AND RIFFLES OF A LOTIC TROPICAL SYSTEM Abstract This study looked at species adaptations to different substrate type‚ current velocity‚ dissolved oxygen and depth that allows for the specialized utilization of the microhabitats found and how this was responsible for similarities and differences in species diversity in pools and riffles. The riffle was seen as the more diverse mesohabitat. Of the 47 species found‚ the riffle had 37 of these organisms present. The
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Invasive Species Threatens the Ecosystem Every life form all over the world depends on the ecosystem for its survival. However‚ the ecosystem can be threatened when there is an excess or drop in resources. Many people will argue that human beings are the primary cause of this economic imbalance‚ but are people the root of this problem? No. There is evidence that many invasive species all over the world has also threatened the ecosystem. All organisms have the potential to become invasive
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How planes have changed from the first plane invented‚ till now. W.A.L.T: Write a expository piece of writing‚ that reflects my learning about how planes have changed from the first plane invented‚ till now. Planes are a type of transportation device that transport people/cargo to many places around the world in only hours or sometimes a day. These planes are engine powered and can go up to 12 kilometres in the air. Back to 1903 the first ever plane was made‚ it was in flight for only 12 seconds
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A keystone species is defined as one that has a critical role in determining and maintaining the overall relationship of plants and animals within an ecosystem. If a keystone species is removed or declines‚ the nature of the ecosystem will change dramatically. Sea Otters — A Classic Keystone Species The classic tale of a keystone species is that of the sea otter‚ which was once found in abundance along the West Coast of North America. The story goes something like this: 1. European and
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Thunder and Prey essay In everyday life‚ people compare and contrast things all the time. Some examples could be animals‚ clothes‚ and stories. Stories have all different points in them that usually set them apart. Some of the time you may find points in the story such as the conflict‚ theme‚ and setting that will make them different and similar. The stories “Being Prey”‚ and “A Sound of Thunder”; are a perfect example of comparing and contrasting points in stories. The settings in stories can do many
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Proposal Argument Gray Wolves Should be Removed from the Endangered Species List For years now‚ the Gray Wolf‚ or Canis Lupus (Threatened)‚ has enjoyed a prolific reintroduction process focusing on the northwestern portion of North America. This was no easy task. After a period of time throughout history when‚ next to humans‚ wolves were the most widespread mammal in North America (Threatened)‚ the gray wolf attempted to endure the end of the nineteenth and beginning of the twentieth
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Woloszynek Page 1 1750/Woloszynek/Survey & Paper Health Topic: Personal Hygiene Subject A: Kate L.‚ 7 years old‚ Willoughby‚ Student‚ 2nd Grade Subject B: Lisa C.‚ 31 years old‚ Willowick‚ School Psychologist‚ Master’s Degree Subject C: Linda W.‚ 63 years old‚ Concord‚ Medical Lab Technician‚ Associate’s Degree Woloszynek Page 2 Questions: 1. Do you brush your teeth? How often? At what time? A. Yes‚ Twice a day‚ morning and before bed. B. Yes‚ Twice a day‚ morning
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The Teeth size of Neanderthals has given Anthropologists and scientists a plethora of information to what types of foods they ate in the past. Scientists have studied Neanderthals teeth and the dental plaque to discover their past food tastes. It has been shown that food had gotten stuck on the teeth of these cavemen‚ allowing the types of food they ate to be researched and studied. Neanderthals show knowledge and capabilities that have never been thought‚ and may be smarter than given credit.
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White Teeth by Zadie Smith. White Teeth has many themes. Just like every other book. But what are this books theme? One of them come from the title‚ “Teeth”‚ Chance and Coincidence‚ Race and Ethnicity‚ Heritage and Legacy and Nature vs. Nurture. White Teeth is about two best friends‚ Archie and Samad. In the beginning of the story Archie tries to commit suicide but fails when somebody comes up to him and questions what he is doing. He takes that as a sign that life still wants him around. So later
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How to look after children’s hair‚ skin and teeth Children’s skin and hair should be appropriately looked after as when children develop they become more and more independent especially in their skin and hair care routines. It is vital to make sure the children are being washed and taught to look after themselves whilst they are being cared for by parents‚ guardians or staff at the nursery. If a child has really bad skin or an infection he/she will start to feel uncomfortable which is terrible for
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