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What is Biodiversity?
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals.
Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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Which of these is NOT a way humans can help maintain biodiversity?
The answer is "overfishing."
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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What are ecosystem services?
The answer is "resources humans use that are provided by ecosystems"
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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What is one way humans can help restore habitats?
The answer is planting native grasses and flowers because this is the only activity which helps the environment return to its natural state.
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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Which of these is a reason humans should maintain biodiversity?
The answer is "all of these." Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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Which of the following is the most immediate and direct impact of deforestation?
The answer is "loss of native biodiversity."
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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Planting a tree for every tree you cut down is an example of:
The answer is "good conservation practice for renewable resources."
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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What is one environmental cost of industrialization?
The answer is "increase in energy demands and use of fossil fuels."
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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Which factor would ecologists NOT consider when evaluating the impact of human activities on a particular ecosystem?
The answer is "Ultraviolet light index." While the light from the sun IS an environmental factor, it is not affected by human activities.
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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A factory accidentally allows some of the runoff waste to enter a nearby river. The waste contains toxic chemicals like PCBs. How would this likely affect the fish in the river?
The answer is "Some fish may be unfit to eat."
Biodiversity is the biological diversity in an environment as indicated by numbers of different species of plants and animals. Maintaining biodiversity is beneficial for the environment but also for humans who rely on it for survival. Biodiversity provides billions of dollars’ worth of resources, which we call ecosystem services A few of the ways humans can help maintain biodiversity are by: Restoring habitats, limiting the spread of invasive species, using energy efficiently, passing laws that protect ecosystems, conducting research, slowing climate change, and using products that are environmentally sustainable.
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Atlantic salmon migrate to rivers in New England to reproduce and to the coast of Greenland to feed. Which of these scenarios could cause a decrease in salmon populations due to competition?
The answer is "Limited food resources in Greenland"
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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What happens to predator populations when their prey are limited?
Predators populations decline due to competition.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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Which statement best describes the interaction between frogs and insects?
The answer is: Frogs are predators.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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A pearlfish spends the day inside the alimentary tract, or intestines, of a sea cucumber. The fish emerges from the sea cucumber at night to feed on small crustaceans. The pearlfish gets a safe place to live. The sea cucumber does not gain anything from the relationship, nor is it harmed. This is an example of which type of symbiotic relationship?
The answer is commensalism.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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A tapeworm needs to eat food that is already digested, so it lives in the intestines of a dogfish shark and derives nourishment from the shark. As a result of the tapeworm infestation, the shark is weakened and more vulnerable to disease and predation.
The answer is parasitism.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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Corals feed off the byproducts of a microscopic algae living within their own tissue, called zooxanthellae. The photosynthetic activity of the algae is vital to the survival of the coral animals, which use the energy to extract calcium from the seawater and build their calcareous skeletons. The zooxanthellae are protected by the hard coral and obtain plant nutrients from the coral. This is an example of:
The answer is mutualism.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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What is it called when one organism benefits from a relationship while the other is harmed?
The answer is parasitism.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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The image above shows a predator-prey relationship over time. An example of a predator prey relationship is the lynx cat and the snow hare. Which of the following statements are true?
The answer is all of these.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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The clownfish and the sea anemone are a famous example of a symbiotic relationship. The sea anemone offers the clownfish protection and leftover food while the sea anemones are given better water circulation because the clownfish fan their fins while swimming about. This is an example of which type of symbiotic relationship?
The answer is mutualism.
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
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What is the definition of symbiosis?
The answer is "a close relationship between two species in which at least one species benefits."
Symbiosis is a close relationship between two species in which at least one species benefits. For the other species, the relationship may be positive, negative, or neutral. There are three basic types of symbiosis: mutualism, commensalism, and parasitism.
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.
A type of relationship that is not symbiotic but still seen often in ecology is the Predator-Prey relationship. The predator prey relationship consists of the interactions between two species and their consequent effects on each other. In the predator prey relationship, one species is feeding on the other species. The prey species is the animal being fed on, and the predator is the animal being fed. Usually these populations go through cycles.
Compare your answer with the correct one above