Help students analyze the flow of matter and energy through trophic levels by constructing various arctic food web. Oct 26, 2019 as it becomes easier for some species to survive and harder for others, an entire food web could collapse or be reshaped from the bottom up. Differentiated instructionell accommodation suggestions activity if some students finish early, they can turn their paper over and summarize the reading passage. Producers are highlighted in green, primary consumers in yellow, and secondary consumers in red. What are the major roles plants and animals play in the food web. Mar 09, 2016 the lessons progress to cover varied topics and skills needed for a science research expedition in the polar regions. The intent of this question was for students to evaluate an arctic food web and to describe the impact of climate change on organisms in the food web.
Food web scenario arc c the following paragraph describes a food web. The suns energy is most directly available to people through a. This activity is directed towards 7th grade science students exploring food webs. The effect that climate change could have on arctic food webs is dramatic. Establish that a food chain is essentially the order in which animals including humans eat other animals and plants. This year, as the sea ice extent continues to decline and scientists race to understand climate change across the arctic, brown and his canadian colleagues will be tracking how ice algae energy is transferred throughout an entire ecosystems food chain in foxe basin, north of hudson bay, by measuring the same chemical marker in sediments, plankton, fish, and various marine mammals. Largescale changes in the arctic marine food web can be expected for the next 40100 years.
As permafrost and glaciers melt, the freshwater is discharged into the oceans. These larger mammals typically feed on smaller animals such as lemmings, voles, seal pups, fish, and birds. This is a good basis for students to build on when learning about the different parts of a food web. These form an important food supply for larger zooplankton species, which in turn feed birds, fish and some mammals. Lesson grade instructions 1 grades 6 overview students construct a model of a coastal arctic food web, study the flow of energy, and use the model to examine how climate change is affecting the arctic ecosystem. As a skill challenge, they will list biotic and abiotic factors in the ecosystem, and identify food chains in. Polar bears eat seals usually ringed and bearded seals. Print and fill out the arctic food web trophic level data sheet pdf below you can also use these two food web graphic organizers 1. Learn how energy is transferred from one living thing to another with the food web.
Arctic food web free lessons teacher created resources. Use this science activity to enrich your study of food webs. Note the different species and where they fit into the food web trophic levels decribed above. Explore the food chains that support arctic ecosystems. We would like to show you a description here but the site wont allow us. They will be assessed using the food web poster rubric.
The food chain activity is a cut and paste activity that will have students create 3 part food chains based on their food web. The trophic level is the position that an organism plant or animal occupies in a food chain what it eats, and what eats it. With an interactive activity, pupils assume the roles of the components of an arctic food chain. Wander through the classroom giving feedback to student groups.
Food chain worksheet pdf 29 fresh food chain worksheet food chains and food webs worksheets careless this is a great food web activity that allows students to assign the various animals to their role in the food web. They discuss what living things need in order to survive and where they get their food. Use the figure below, which shows the food web of an aquatic ecosystem, to complete items 17. Copepods are eaten by arc c char, amphipods, humpback whales, and arc c cod. As the arctic heats up, whats in store for its food webs. Lesson 7 antarctic and arctic food webs and the global. The original arctic food web did not contain loops, but the new web does. Source of all the energy in the arctic food web skills practiced reading awareness make sure you know the most important information from the lesson on the arctic food web, like which animal is. Students will diagram food webs with and without the effects of climate change, and will learn the concept of a trophic cascade. Food web the network of complex interactions formed by the feeding relationships among the various organisms in the ecosystem. Perhaps one of the most famous arctic mammals is the polar bear, whose range lies primarily within the arctic circle. Producers in the arctic are mostly small shrubs and lichen, like. These assessments will challenge students to answer questions about the arctic food chain. To understand the arctic food web, first read about the arctic biome using this link then read about the different trophic levels of a typical food chain below.
The increase of freshwater to the bering sea is also caused by inflowfrom rivers such as the yukon river. This arctic food chain lesson plan is suitable for 3rd 6th grade. Reading awareness make sure you know the most important information from the lesson on the arctic food web, like which animal is. Players must position the names of producers and consumers in the correct places in a diagram. Many arctic animals even change their coloration seasonally. Arctic food web pond food web consumers are living things that need producers to be their food animals and people producers living things which take the non living matter from the environment plants decomposers living things which feed off of dead plants and animals bacteria, fungi.
The lessons can also be combined into a polar challenge day. The organisms on the very bottom are the producers who convert sunlight into usable energy through photosynthesis. Whales are the largest animals ever to have lived, larger even than the largest dinosaurs. Species of arctic fox and arctic hare, for example, are snowy white in winter but molt and grow a brownish or greyish fur coat during the summer months. Build a food web a complex model that shows how various food chains in an ecosystem are connectedusing this interactive game adapted from the bigelow laboratory for ocean sciences. The following website has a great food web activity. As it becomes easier for some species to survive and harder for others, an entire food web.
During this activity you will learn how to create your own food web. Arctic animals and climates for children freeschool duration. May 09, 2014 high school science learning activity. An arctic food web includes the following organisms. Furthermore, hab species, by virtue of their high abundance, often severely reduce the oxygen present in the water at night, and cause physiological damage to other species. Themes include arctic food webs, training like an explorer, expedition food, insulation and clothing, the impacts of melting ice and conducting a press conference. The lessons progress to cover varied topics and skills needed for a science research expedition in the polar regions. Discuss what we are dependant on in order to survive. Ask students if they can create a food web that begins with humans. A food chain is the combination of all the food webs in an ecosystem c.
Distribute copies of the arctic food web activity sheet to students. Acmp 20062008 uaf geophysical institute b3 a coastal arctic food web teachers note. This kind of regime shift in the arctic ocean is an. Polar bears prefer to eat ringed and bearded seals, but will also eat arctic fox, walrus and beluga whales. Arctic food web lesson plan for 5th 8th grade lesson. Students will read an article about the impact of melting ice on the arctic food web. In this printable, students will classify each consumer as an herbivore, carnivore, or omnivore, and give examples of the food each animal eats.
They are colour coded but no need to tell the children that. In the food web above, there are eight food chains that include krill. Exposing the structure of an arctic food web helena k. This arctic food web lesson plan is suitable for 5th 8th grade. Possible future trajectories under climate change for arctic capture fisheries anticipate the movement of aquatic species into new waters and changed the dynamics of existing species. Instead of an ecosystem that has entered a resting state, they document a system in which diversity, activity levels, and biological interactions across most trophic levels and phyla remain high during the winter. Common core alignment can be viewed by clicking the common core. Food chains show only a single set of energy transfers, ignoring that many organisms obtain energy from many different sources, and in turn may provide energy to many different organisms. As you have learned, a food web is a more accurate depiction of how energy moves through a community of organisms. Copepods and other invertebrates animals without a backbone feed on microscopic algae.
Ask students to imagine that they are animals in australias shark bay ecosystem. Distribute amongst the children, who then have to find the other members of their food chain. Objectives on successful completion of this lesson, students will be able to. A class discussion on interdependence and the different roles plants and animals play in ecosystems provides students with the knowledge to complete a worksheet asking them to create food chains involving a variety of arctic life. Gracie ankcorn leopard seal harp seal 22,220 kcals polar bear krill snowy owl caribou cotton grass phytoplankton arctic cod arctic fox arctic hare arctic wolf arctic willow arctic azalea orca polar bear caribou moss lichen lemmings apex predator key. This lab activity, teacher key, and hands on high level thinking lab was created for 5th, 6th, 7th and 8th grade students and is great practice to help students build a food web and observe and describe how plants and animals interact within ecosystems. Tell them to keep reading the cards and adding more organisms on to their paper. The completed diagram reveals how energy flows through an antarctic ecosystem and the relationships between.
If a consumer eats more than one type of organism, there should be an arrow to each organism it consumes. Plants and animals of the arctic 5 national wildlife federation. Apr, 2015 searching for the origin of life across the universe potential life on other planetary documentary touch your heart 4,106 watching live now. Students will demonstrate mastery of this goal by creating a poster of a food web for a given ecosystem.
Then students watch a video about plankton and why they are so important. The goal of this lesson is for students to be able to create an accurate model, in the form of a food web, to illustrate the transfer of energy through an ecosystem. You will also analyze the feeding relationships between marine organisms and describe planktons importance to the ecosystem. Have them use any resource materials available to complete the activity. Food chain worksheet pdf 29 fresh food chain worksheet food chains and food webs worksheets careless this is a great. Arctic food web by activity center may 9, 2014 diy crafts and activities, food and recipes, high school, high school science in this activity you will travel to the arctic and learn the difference between primary producers and consumers, secondary and tertiary consumers, and detrivores. Explain that you will assign each student a role, and they will explore what happens when they interact with other animals in the food web. The questions also asked students to describe migration and the impact of human activity on the migration of right whales. Pdf biomagnification and bioaccumulation of mercury in. Polar bears are the top of the arctic s landbased food chain. Effects of habs on the food web can be mitigated by zooplankton grazers, which have varying susceptibility to hab toxins. Sandra zicus algae convert solar energy into chemical energy. Arctic polar region food web activity food web activities. Even fluffy white baby seals will ultimately grow up to a dark brownbetter to blend in with the dark arctic ocean waters.
Food web interactions form the core of ecosystem models that are commonly used to assess the impacts of human activity. How climate change is upending the arctic food web pacific. Lesson 7 a quick introduction to food chains followed by expanding it to food webs. Feb 12, 2018 this year, as the sea ice extent continues to decline and scientists race to understand climate change across the arctic, brown and his canadian colleagues will be tracking how ice algae energy is transferred throughout an entire ecosystems food chain in foxe basin, north of hudson bay, by measuring the same chemical marker in sediments, plankton, fish, and various marine mammals. Jul 20, 2019 these larger mammals typically feed on smaller animals such as lemmings, voles, seal pups, fish, and birds. Arctic tundra food web activity food web, science curriculum. Hamback 3, elisabeth weingartner 3, claus rasmussen 4, jeroen reneerkens 5,6, niels m. Look into the effects global warming is having on arctic food chains and what the children can do to stop global warming. Specifically, the quizworksheet will ask students about levels, effects, and preservation of this food.
Arctic animal food web activities by holmquists homeroom tpt. Ask the children if they know or can guess what is meant by the term food chain. Climate change and trophic cascades grades 7 9 description. In the space provided, identify all of the organisms in the order in which they occur in four of these eight food chains. Antarctica food chains and food webs a simple antarctic food chain is the secret to the success of the baleen whales keep the chain short and transfer as much energy as possible as efficiently as possible. Students can then create a predatorprey minidrama, and present their creation to the class. Tiny animals, including crustaceans, feed on phytoplankton. Source of all the energy in the arctic food web skills practiced. To reinforce and extend the concept of interdependence and food chains, the children could use the internet to find out about food webs. How climate change is upending the arctic food web.
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