Humans and bears are considered omnivores: we eat meat, plants, and just about anything. In this way, decomposers are like nature's recyclers!. Ants are omnivorous animals and therefore eat a mixture of both plant and animal matter. Ecosystem A. The Primary Consumers are Grasshoppers, harvester ants, Topi, Termites, Warthogs, Dung Beetles, Hare, Wildbees, Thompson's Gazele, Impala, and Mouse. , primary consumer) is also called a trophic level, or feeding position, within that food chain. Decomposers VIDEO segment from Interactive NOVA: "Earth" describes the role of decomposers in the living world Interesting Close-ups. Some species can be both consumers and decomposers (snails, beetles, and some ant species). Scavengers are the type of animal that eats dead things like termites, vultures, hyena, ants, and crickets, but when they are eating a dead animal they leave some meat stuck to the bone, and so the decomposer uses the meat and the bone. Examples of primary consumers include all the plant-eating species (herbivores) found on the planet, right from leaf-cutter ants to elephants. Others are generalists that feed on lots of different materials. Less energy is available because the energy transfer is not completely efficient. Energy is used to capture food. This set has 18 reading comprehension passages based on most of the Tennessee State Standards for 2nd Grade Science. They return or recycle nutrients and materials in an ecosystem. Trophic Levels. The decomposers – These are bacteria and fungi that break-down dead bodies and waste and recycle matter for the producers to re-use. Building A Classroom Food Web On the Species Consumption KEY are all the species in a food web and what they eat. Consumers And Producers And Decomposers. In essence, all living things, including humans, are borrowing the elements that make up their bodies. A "Decomposer" is an insect or a microscopic animal that feeds on decaying matter. I was wondering if Ants are decomposers. ant control north shore wasp elimination west auckland. Feeding connections in the web are called trophic links. Some of the energy stored in an organism is passed on to consumers. Consumers are herbivores, carnivores, or omnivores. This activity is from The Science of Food Teacher's Guide. They also provide food for all the other living things. These are consumers that eat the secondary and primary consumers. If there were no decomposers, dead and decaying organic matter would be found lying on the ground for a very long period of time. Eventually, all plants and animals. Plant sources of food include seeds. Food We Food Chain WQ?dp cker Shrew arpenter ant Grasshopper ed ox Field mous. Only 5% of what is produced by green plants is consumed by animals, but the 95% is consumed by microorganisms. consumers of resources derived from plants such as the C. Start studying Producers/Consumers/Decomposers/Scavengers. Moss is both a producer and a decomposer. The African savanna ecosystem is a tropical grassland with warm temperatures year-round and with its highest seasonal rainfall in the summer. Omnivores - mouse 8. These species outnumber all other animals in many terrestrial habitats and, despite their small size, they usually play dominant roles in community ecology, both as consumers and as decomposers. They break down nonliving organic matter and release the nutrients into the soil. So the beginning of the food chain for the earthworms' ecosystem starts with the sun giving energy to the plants, the plants' leaves falling to the ground and decomposing into the soil where the earthworms consume the nutrients from the decaying leaves. Ants (prey) are eaten by Antlions (predator). When producers and consumers die, the Decomposer will come along to decompose (brea. Examples of primary consumers include all the plant-eating species (herbivores) found on the planet, right from leaf-cutter ants to elephants. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Friday, July 22nd 2016. For the best answers, search on this site https://shorturl. Consumers are herbivores, carnivores, or omnivores. A shark is a tertiary consumer. The entire web begins with the sun. Producers are organisms that can make their own food. Primary consumers eat algae and in turn are eaten by secondary consumers, which may then be eaten by tertiary consumers. By improving soil conditions for microbial decomposers, ants improve soil conditions for plants. Importance of Decomposers:. Great for students and teachers. Coniferous Forest- Taiga. "The three basic ways organisms get food are as producers, consumers and decomposers. A young assassin bug with a backpack made of dead ants. Grass Ant Bird Snake The ant, bird and snake are called consumers because they have to consume other organisms for energy. An organism that depends on others for food is called a consumer. Is an ant a consumer or producer? herbivores are what level of consumers? first level consumers. Ant forging can negatively impact predator and pollinators through direct or indirect interactions. Essential question: How do the animals of the environment of the upperstory, canopy, and forest floor, interact with each other in the food chain based on their presence as a consumer, producer, or decomposer?. Which row in the chart below best describes decomposers? A)a decomposer that most likely feeds on nectar (a sugary liquid) from flowers B)a heterotroph that may eat insects and is more closely related to a robin than to an earthworm. Decomposers help break down rotting trees or other plants. Always deal with injury. Many cheetah cubs are killed by Lion,leopards,hyenas,wild dogs, and sometimes eagles (evil predators!) There is an odd type of cheetah mutation which gave birth to the King Cheetahs distinct from other cheetahs by a unique fur pattern. What elements are missing from this food web? decomposers, sun. Fungi are the primary and common decomposers of litter in many ecosystems. The decomposers are the final level or stage in the food chain. Lichen is Created from a Symbiotic Relationship Between Algae and Fungi. Food chains "end" with top predators, animals that have little or no natural enemies. Food webs may include a maximum of 15 organisms. A producer is an organism that produces its own food e. The pseudoscorpion is a small scorpion-like arthropod that has claws and produces venom. The waste transporters and waste-heap workers are the older, more dispensable leafcutter ants, ensuring the healthier and younger ants can work on the fungal garden. As a class, they return to the Schoolyard Ecosystem Poster-Size Explanatory Model and add labels for the producers, consumers, and decomposers present there. Scavengers are the type of animal that eats dead things like termites, vultures, hyena, ants, and crickets, but when they are eating a dead animal they leave some meat stuck to the bone, and so the decomposer uses the meat and the bone. In anaerobic environments, bacteria are the main decomposers, because the other decomposers require oxygen. Frog is a consumer. Second order consumers D. Commensalism - a type of relationship in which one organism benefits and the other one is neither harmed nor helped. • In marine ecosystems, such as the coral reef, algae and phytoplankton are two of the producers that play an important role. Fungi are the primary and common decomposers of litter in many ecosystems. ANT+ occupies a unique and established position within the ultra low power wireless industry. Organisms that eat other organisms. EOC - Unit 2 Review - Ecology Part A: Benchmark Standard SC. All animals, including humans, are consumers, and obtain their food by eating other organisms. Herbivorus animals feeding on the leaves, tender shoots and fruits of producers are the primary consumers. Plant Plankton and omnivores are consumers too. i hope i gave you correct information!. Arctic foxes hunt and eat these animals. Producers: Producers, also known as autotrophs, are the green plants with chlorophyll which gives them the ability to use solar energy to manufacture their own food through a process termed as. A healthy food web has an abundance of autotrophs, many herbivores, and few carnivores and omnivores. BIOS 6150: Ecology - Dr. On the other hand, the detritivores may also be considered heterotrophic. Primary consumers (herbivores) eat the plants. By improving soil conditions for microbial decomposers, ants improve soil conditions for plants. definitions of "decomposer" and "scavenger" and ask students to identify the decomposers and scavengers in the story. Explore more than 29 'What Do Animals Eat' resources for teachers, parents and pupils as well as related resources on 'Animal Food'. Earthworms are the probably the most important of the physical decomposers in a compost heap. First Trophic Level Second Trophic Level Third Trophic Level Fourth Trophic Level Producers (plants) Primary consumers (herbivores) Secondary consumers (carnivores) Tertiary consumers (top carnivores) Heat Heat Heat Heat Solar energy Heat Heat Heat Detritvores (decomposers and detritus feeders) Decomposers, Aquatic and Nutrient Cycles. In food chains, the first organism listed is the primary producer. Decomposers eat dead materials and break them down into chemical parts. decomposer B. The necrotrophic parasitic fungus Escovopsis threatens the ants' food source and thus is a constant danger to the ants. In essence, all living things, including humans, are borrowing the elements that make up their bodies. They are also known as the 24 hour ant as the pain supposedly takes 24 hours to go away. Carnivores - frog, snake, owl, fox 7. Fungus or bacteria. Decomposers can 'eat' plant matter. 3 Infer the effects that may result from the interconnected relationship of plants and animals to their ecosystem. 1 because the producers start out with all the energy and when the first order consumer eats the producer it only gets 10% of that energy. 1% energy transfer into them as they are present on the top of the chain. A heterotrophic organism that feeds on other organisms in a food chain. ants Decomposers- organsims that break down or feeds on dead organic matter. Examples are Green Plants and Blue Green Algae. Producers Consumers and Decomposers Game! Fungi and bacteria play an important role in nature. These plants may also produce food on their leaves that ants like to eat. A decomposer is an organism that decomposes, or breaks down, organic material such as the remains of dead organisms. Examples of consumers in the prairie include coyotes, snakes, mice and prairie chickens because they hunt or scavenge for their food. Endangered Condors Have Landed For the first time in a century, condors are now visible in Oregon! Food webs are made up of producers, primary consumers, secondary consumers, scavengers and decomposers. Roughly speaking, these levels are divided into producers (first trophic level), consumers, and decomposers (last trophic level). The soil food web, as with all food webs, has producers and consumers. This means that no other animals eat them. Meet the Decomposers Downunder!. Carnivores - animals that eat other animals. Third-level consumers such as centipedes, rove beetles, ground beetles and ants prey on second-level consumers. Blue arrows show the movement of energy from producers to first-level consumers. They can eat living things too where a decomposer cannot. Question: Think about what you ate for. These secondary consumers often travel in packs in order to take down their prey. Scavengers just use the dead organisms as a food source. The job of a decomposer is to break down dead organisms/matter. Without decomposers, all the raw materials of life would remain wastes and the remaining bodies of dead organisms. Asked in Ants Is an ant a Consumer Producer or a Decomposer?. Mushrooms are an example. Ants – Ants feed on a variety of materials including fungi, seeds, sweets, and other insects. Caterpillars are primary consumers and the plant is a producer. The dead plant feeders include a wide variety of soil- and wood-dwelling species that shred leaves or tunnel in woody tissues. Recognize helpful and harmful effects of organisms. Add text, web link, video & audio hotspots on top of your image and 360 content. Students construct possible food webs for six different ecosystems and learn about producers, consumers, herbivores, carnivores and decomposers. The food chain is the transfer of energy from one species to another. The female ants have wings until they have mated, then they lose them. Monitoring Heart Rate: What, When, How and Why. Detritivores are often eaten by consumers and therefore commonly play important roles as recyclers in ecosystem energy flow and biogeochemical cycles. i hope i gave you correct information!. Through three different What role do consumers, producers, and decomposers play in. The consumers that feed on both producers and consumers when they die are called decomposers. These secondary consumers often travel in packs in order to take down their prey. This contrasts with other common ant species, such as the Argentine ant, where the primary goal is to keep them out of homes. Producers, Consumers, and Decomposers The food web consists of three main types of organisms: producers, consumers, and decomposers. Decomposers, or detritovores, are organisms that use organic compounds from producers and consumers as their source of energy. it/the-benefits-of-physics-question-and-answers/ https://www. Think about all the plants you eat. These smaller pieces are then eaten by decomposers. Producers, consumers, and decomposers play an important role in our environment. Search Results for decomposer - All Grades. Producers: Producers, also known as autotrophs, are the green plants with chlorophyll which gives them the ability to use solar energy to manufacture their own food through a process termed as. consumers → carnivores → herbivores → producers. The decomposers are the final level or stage in the food chain. the Sun, through Producers on to Consumers and Decomposers. (+, - Parasite typically won't kill the organisms as it. Whales are the largest animals ever to have lived, larger even than the largest dinosaurs. Some are predators (like Ladybug Beetles), many are herbivores, and some are decomposers. Decomposers are heterotrophs which mean they use other organisms to get their energy,carbon, and other nutrients for growth and development. The prey of the toucan is fruit, rats, frogs, snakes, lizards and various kinds of insects. Place these organisms in the energy pyramid: mouse, hawk, wheat, snake. Great for students and teachers. Which of the following is a characteristic of scavengers that makes them different from carnivores?. Certain gases in the earth’s atmosphere retain enough of the sun’s incoming energy as heat to warm the planet in what is known as the greenhouse effect. Producers eat consumers and consumers eat producers. Decomposers - insects and bacteria that break down organisms. Consumers Decomposers Ecosystem Elevation Energy Food Chain Food Web Giant Sequoia Habitat Herbivore Montane Nutrients Omnivore Photosynthesis Life in the Balance is a ranger-led program that takes place in the mixed conifer forest of Kings Canyon National Park. Decomposers. Decomposer in south american grassland. Producers are the green plants. Add text, web link, video & audio hotspots on top of your image and 360 content. What is consumer, Producer and Decomposer by Smart Study Club #SmartStudyClub. this food chain are the very important decomposers (fungus, bacteria and invertebrates) that break down organic material (the producers and consumers) back into soil. Food provides. Explain to students that they will be passing around the pictures of pairs of organisms and they will need to decide what role each organism is playing in the relationship. Chemical energy in the form of food decreases as it is used by the organisms in that level. of plant consumers, both decomposers and herbivores. When plants and animals die, they become food for decomposers like bacteria, fungi and earthworms. I assume as the decomposers consume the dead organic matter of all organisms on any energy level in the ecosystem, they would not have a specific place in the energy pyramid. The only three known anteater species, from smallest to biggest, are: Silky (Anteater), Tamandua, and Giant (Anteater). A tertiary consumer eats the secondary consumer. There are four different types of consumers in a food chain. Paul Stamets says they can absorb and hold up to 30,000 times their mass and are in large part the generators of humus soils throughout the world. Plant Plankton and omnivores are consumers too. When two mycelium connect underground, they grow fruiting bodies called mushrooms. Some species can be both consumers and decomposers (snails, beetles, and some ant species). The acacia ant nests and feeds in the plant’s hollow thorns. At higher densities. crassus must follow primary production in space and time, decomposers and primary producers. Question: Think about what you ate for. this food chain are the very important decomposers (fungus, bacteria and invertebrates) that break down organic material (the producers and consumers) back into soil. Food chains are usually short and not more than three or four links. Now when the hawk dies organisms like ants and worms break down and decompose its body that's why they are called Decomposers. Vultures, burying beetles, blowflies and raccoons are creatures feed on the carcasses of other organic beings (both human beings and other animals that are already. The base or basal species in a food web are those species without prey and can include autotrophs or saprophytic detritivores (i. A small, capsule-like sac that encloses an organism in its resting or larval stage, e. Decomposers - Bacteria Engines of Earth's Nutrient Cycles. Examples of primary consumers include all the plant-eating species (herbivores) found on the planet, right from leaf-cutter ants to elephants. This person might be. All living things need energy for living beings to grow. Decomposers, or detritovores, are organisms that use organic compounds from producers and consumers as their source of energy. For this reason, they are called primary producers. Right now, I'm learning about food webs and stuff in science class. They come in every color, including red, green and even GOLD. Predator/Prey When one organism hunts and eats another organism. Is the ants' habitat terrestrial or aquatic?. producers, consumers, or decomposers? Back of. They accelerate decay by increasing the surface area exposed to weathering and the action of other decomposers. SUN – Source of Energy. The primary consumers are the herbivorous animals that consume the plants or grass. Green plants are producers who make food in their leaves. They can’t produce food on their. influence their environment? Are. Consumers are animals and they get their energy from the producers or from organisms that eat producers. 42 synonyms for decompose: rot, spoil, corrupt, crumble, decay, perish, fester, corrode, moulder. Fungi eat dead matters by attaching itself to a dead object. Written Sandy Aultman, illustrated by Andy Fisher. They are all important parts of an ecosystem. Scavengers are the type of animal that eats dead things like termites, vultures, hyena, ants, and crickets, but when they are eating a dead animal they leave some meat stuck to the bone, and so the decomposer uses the meat and the bone. In addition, smaller animals are more numerous than larger ones. Some species can be both consumers and decomposers (snails, beetles, and some ant species). Carrion eaters like vultures,ants, and flies take care of some detritus. On the other hand, the detritivores may also be considered heterotrophic. Producers make up the first trophic level, consumers make up the second, third, or higher trophic level. 10 percent B. 180 seconds. Decomposers can be primary, secondary, and tertiary consumers depending on which level of the trophic pyramid they are consuming at. Fast-action-time-lapsed videos of ants,fungi, earthworms that eat our garbage and recycle it through digestion. They also break down waste produced by organisms. Synonyms for Decomposers in Free Thesaurus. You can also ask questions about ant and insect control when you visit TERRO ® on Facebook or by reaching out to our Consumer Care Team at 1(800) 800-1819. Choosing a Backup Generator Plus 3 LEGAL House Connection Options - Transfer Switch and More - Duration: 12:39. Ants and fungus - Ants actively create fungus, sometimes using leaves and their own fecal matter. Refine Your Search Select questions to add to a test using the checkbox above each question. Decomposers are organisms that break down dead or decaying organisms, they carry out decomposition, a process possible by only certain kingdoms, such as fungi. They make their own food. Relationships between rainforest organisms aren’t always as simple as those between producers, consumers, and decomposers. A forest is a large area of land covered mainly with trees, and other plants. Higher up in the forest food web are tertiary consumers, the carnivores and omnivores that eat the animals on the secondary consumer level. This bingo card has the words: Producer-makes its own food, Consumer-gets energy by eating producers, Herbivore-producers, Carnivore- Other consumers, Decomposers are fungi and bacteria, Omnivore- Both Producers/ consumers, Decomposer- Beaks down dead organisms, Producer eat grass, ferns,algae, consumers are mice, starfish, ants, Herbivores are cows, sheep, deer, carnivores are lions, hawks. The key difference between scavenger and decomposer is that the scavenger is an organism which feeds on dead plants, animals or carrion and breaks down them into smaller pieces while the decomposer is an organism which decays the small pieces of organic matter left by the scavengers. Grass Ants Lizard Rattlesnake Fungus Decomposer. When compared to animal and plant species there are about 3,000 insect's species in the world. Which row in the chart below best describes decomposers? A)a decomposer that most likely feeds on nectar (a sugary liquid) from flowers B)a heterotroph that may eat insects and is more closely related to a robin than to an earthworm. They're regarded as the foundation of almost all ecosystems. consumers; decomposers get their energy from dead organisms and return nutrients to the soil that can be used by plants -Energy pyramid- An energy pyramid is a diagram that shows how much energy moves from one feeding level to another in a food web. Each level (e. Primary consumers are organisms that eat producers. Decomposers and Scavengers 14. We assessed this relationship for multiple trophic levels across the tree of life (10 organismal groups, 3 kingdoms) in lowland rainforests of the Congo Basin. The ant and worm obtain 0. Consumer: Animals are called consumers because they ‘consume’ or eat plants or other animals. Solar energy. We've talked about food chains and how energy moves through an ecosystem, but let's take a step back and see how everything starts and ends. Then these animals are eaten by larger plants, such as birds. Earthworms are the probably the most important of the physical decomposers in a compost heap. Students will describe the roles of organisms and the flow of energy within an ecosystem. Ants are ecosystem engineers, greatly affecting physical, chemical, and biological properties of the soil. These secondary consumers often travel in packs in order to take down their prey. Producers make their own food and consumers eat producers. rood All living things need food. It can also nest indoors between walls. A producer produces food. Food chains "end" with top predators, animals that have little or no natural enemies. Decomposers free up nutrients for recycling within the food chain. Consumers include deer, wolves, bears, grasshoppers, hawks, etc. Eventually, all plants and animals. Only 5% of what is produced by green plants is consumed by animals, but the 95% is consumed by microorganisms. An earthworm is usually towards the bottom of the food chain because of the fact that it is a decomposer. ant galleries Termite and carpenter ant work Dry rot fungus Detritus feeders Decomposers Time progression Powder broken down by decomposers into plant nutrients in soil Decomposers The Biotic Components of Ecosystems Producers (autotrophs) photosynthesis Consumers (heterotrophs) Decomposers Heat Heat Heat Heat Heat Abiotic chemicals (carbon dioxide, oxygen, nitrogen,. army ants just eat everything in their way. GOAL: Your goal is to supply important information regarding producers, consumers, and decomposers to the community so that each can have his/her needs met. If the rabbit population decreased, the snake population would as well. Consumers And Producers And Decomposers. As the army ant colony travels on the forest floor, they stir up various flying insect species. Humans and bears are considered omnivores: we eat meat, plants, and just about anything. Changes to food webs The effect of removing or reducing a species in a food web varies considerably depending on the particular species and the particular food web. Question: Think about what yo\൵ ate for breakfast. Organic matter goes from recognizable to indistinguishable due to the constant work of processing carried out by. Examples: The oxpecker and kudu The ant and aphid 4. Consumers can be classified into primary, secondary and tertiar Grass Ants Lizard Rattlesnake consumers based on their modeo nutrition. Chek Jawa is a cape and the name of its 100-hectare wetlands located on the south-eastern tip of Pulau Ubin, an island off the north-eastern coast of the main island of Singapore. Items will not assess that the Sun is the source of energy for living things in isolation. The other living things are called consumers. No they are notjust becuse it is dead and they eat it dosnt mean its a decomposer. Producers are basically plants or anything that produces its own food. In this way energy gets transferred from one consumer to the next higher level of consumer. The female ants have wings until they have mated, then they lose them. Ironically, 90% of the energy that the producer had is lost, and the consumer only receives 10% of it. Explain to students that they will be passing around the pictures of pairs of organisms and they will need to decide what role each organism is playing in the relationship. Ants and termites consume approximately one third of the organic litter; however, they do not digest everything. "Scavenger" appears as an occupation in the 1911 Census of England and Wales. Consumers. Trophic Levels Organisms in food webs are grouped into categories called trophic levels. If decomposers didn't exist then there would be all dead animals, plants, even some humans just laying around everywhere. depend on these other animals and plants? How do. Decomposers. Decomposers help break down rotting trees or other plants. Bullet Ant (Paraponera clavata) The Bullet Ant got its name because it's sting feels like being shot by a bullet. Please identify these animals as consumers, producers or decomposers? Create a food chain-identify producers,all levels of consumers and decomposers? Identify the niche of producers, consumers, and decomposers in a local ecosystem?. Identify the roles of producers, consumers, and decomposers in a community. Producers are able to produce their own food through photosynthesis and they can also produce for other consumers. Arsenal need some milk. The primary consumer is then eaten by a secondary consumer. Second order consumers D. In essence, all living things, including humans, are borrowing the elements that make up their bodies. According to the diagram, nutrients from dead organisms are released into the soil by the action of. All organisms within a habitat play a certain role in the food chain; they are producers, consumers, or decomposers. Food provides. decomposers page 6 food webs quiz. Decomposers are organisms that break down dead organisms and release their nutrients back into the soil and air. Right now, I'm learning about food webs and stuff in science class. A producer is an organism that produces its own food e. Decomposers can be primary, secondary, and tertiary consumers depending on which level of the trophic pyramid they are consuming at. They're regarded as the foundation of almost all ecosystems. The diet of the ant primarily consists of leaves, fungi, honey, nectar, small insects and dead animals, although the exact diet of the ant depends on the species. Antlions get their name because they eat mostly ants. However, scientists have only been able to identify about a million and worry that many will be extinct before they can be discovered. Gregarious species. Only 5% of what is produced by green plants is consumed by animals, but the 95% is consumed by microorganisms. The primary consumers or decomposers, mainly fungi and bacteria, digest fallen leaves and other organic matter. They are also known as the 24 hour ant as the pain supposedly takes 24 hours to go away. Ecology of Foraging Ants. This is because ecosystems depend on recycling in order to function. Fungi eat dead matters by attaching itself to a dead object. Eventually, all plants and animals. Lichen is a common, symbiotic organism that manufactures food by photosynthesis. ries of soil decomposers. Name Organ Pipe Cactus Producer, consumer, or decomposer What it eats Producer Nutrients from soil, sunlight Engelmann. For the best answers, search on this site https://shorturl. The decomposed remains of plants and animals return to the soil and nourish new generations of producers. They are connected and depend on each other for survival. These organisms include beetles, ants, fungi, and bacteria that help break down leaf litter, dung, and other material into nutrients that can again be taken up by plants. On the first set of blank lines just below each organism in the above food chain, label the trophic level of each organism using one the following terms: producer (autotroph), primary consumer (heterotroph), secondary consumer (heterotroph), and tertiary consumer (heterotroph). Tertiary consumers eat secondary consumers. Examples of Biotic Factors By YourDictionary Biotic factors are the living components of an ecosystem. What type of consumer?. The number of trophic links per consumer is a measure of food web connectance. Detritivores are often eaten by consumers and therefore commonly play important roles as recyclers in ecosystem energy flow and biogeochemical cycles. Tags: Question 6. Many detritivores live in mature woodland, though the term can be applied to certain bottom-feeders in wet environments. Log in to reply to the answers How come some ants can be the. Product Directory. Producers eat consumers and consumers eat producers. Producers, consumers, and decomposers are the three most important components in an ecosystem. Consumers. The ants are decomposers because they eat old food scraps so they can decompose. Consumers are herbivores, carnivores, or omnivores. Caterpillars eat the leaves of a plant. Ants are naturally decomposers because they feed off.