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scurvy is a kind of disease
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oranges / lemons are a kind of food
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eating / digestion is when an organism takes in nutrients from food into itself by eating
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eating oranges / lemons can prevent scurvy
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if something can prevent a something else then that something else is probably caused by a deficiency of that something
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carbon dioxide can be found in the air
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photosynthesis is a source of / makes food / energy for the plant by converting carbon dioxide, water, and sunlight into carbohydrates
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taking in carbon dioxide is a stage in the photosynthesis process
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if something is a stage in a process then that something helps that process
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society is made of humans
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preventing something decreases the amount of that something
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learning about the cause of something has a positive impact on preventing that something
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curing something can mean decreasing the amount of that something
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if something has a positive impact on a process then that something helps that process
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decreasing something negative has a positive impact on a thing
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learning about the cause of a disease has a positive impact on finding a cure for the disease
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research is used for learning
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disease has a negative impact on an organism
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fruit juice is a kind of drink
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sugary foods / drinks are dangerous to a person with diabetes
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fruit juice is usually high in sugar
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a person eats food / drinks drinks
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a person should be careful about something dangerous
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having a positive impact on something helps that something
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decreasing something negative has a positive impact on a thing
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illness has a negative impact on an organism 's health
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preventing something decreases the amount of that something
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vaccines can help prevent illness
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cooking food requires adding heat energy to the food
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preventing something is a kind of method of protection against that something
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adding heat to something kills viruses / bacteria in that something
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killing something reduces the amount of that something
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food poisoning is a kind of illness
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bacteria can cause people to become ill
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if something causes something else then then reducing that something will prevent that something else
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a source of something provides that something
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vaccines are a source of long-term immunity against some diseases for the human body
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exercising causes the body to become stronger
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poor health / bad health / unhealthy is the opposite of good health / healthy
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a health habit is a kind of action that affects health
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being stronger usually has a positive impact on an organism 's / living thing 's health
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a forest is a kind of environment
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soil is usually part of an environment
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soil is a kind of nonliving thing
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a horned lizard is a kind of organism
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organisms are a part of an environment
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if something is a part of something else then that something else contains that something
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if something contains something else , then that something else will be the component of that something
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a desert is a kind of environment
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some lizards live in desert habitats
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a horned lizard is a kind of lizard
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organisms are living things
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a body of water is a kind of environment
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if the properties of an environment have a negative impact on organisms then that environment will contain few organisms
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ice is cold in temperature
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a glacier is a kind of body of water
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a glacier is made of ice
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cold temperatures usually have a negative impact on organisms
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temperature is a property of an environment
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shelter is a kind of place / building / structure for protection
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animals usually live in protected places
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a raccoon is a kind of animal
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some raccoons live in hollow logs
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organisms can be found in their habitats
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an animal is a kind of organism
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a ball field is open / grassy
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a bluebird is a kind of animal
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bluebirds live in open spaces / grassy spaces
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animals live and feed in their habitats / near their habitats
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a glacier is made of a large buildup of ice / snow
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a glacier moves slowly
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rainfall is the amount of rain an area receives
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a grassland receives moderate rainfall
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a desert environment receives low rainfall
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amount is a kind of property with ordered values of low / moderate / high
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clothing is a kind of covering made from materials
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keeping warm is the opposite of becoming cold
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insulated material can be used for keeping warm
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if something / an invention / a discovery is invented / discovered then that something / that invention / that discovery can be used
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if a living thing becomes too cold then that living thing will die
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humans usually develop inventions that they require
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if the environmental temperature / air temperature is too cold then an animal / a living thing in that environment may become cold
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the arctic environment usually is cold in temperature from being at a northern lattitude
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herbivores only eat plants
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a rabbit is a kind of herbivore
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rabbits eat plants
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a plant is a kind of organism
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consumers eat other organisms
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omnivores eat plants and animals
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plants are made of plant matter
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animals contain meat
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a producer produces its own food
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an animal is a kind of consumer
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a consumer can not produce its own food
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if one thing can do something but another thing can not do that something then those two things are different
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plants are a kind of producer
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mold is a kind of fungus
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in the food chain process fungi have the role of decomposer
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a decomposer is a kind of organism
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if some nutrients are in the soil then those nutrients are in the food chain
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