生態相關實驗方法詳情頁 - 分析測試百科網

生態相關

關鍵詞： 生態相關來源：互聯網

Word	Definition	Topic
agriculture	the use of land for growing crops and raising lifestock	Living things in their environment
aquaculture	commercial cultivation of fish and shellfish for food	Living things in their environment
arable	land for growing crops	Living things in their environment
biodiversity	variety in and between organisms, species and ecosystems	Living things in their environment
biological pest control	the introduction of natural predators to combat pests in farming	Living things in their environment
biomass	the total weight of living organisms within a habitat or food chain	Living things in their environment
biomes	major world communities of plant and animal life	Living things in their environment
biosphere	the earth's landmasses, oceans and atmosphere, and all the animals, plants, insects, birds and micro-organisms living in them	Living things in their environment
camouflage	colouring or patterning which makes an organism blend in with their environment	Living things in their environment
carbohydrate	food belonging to the group consisting of sugars, starch and cellulose. They are vital for energy in humans and will be stored as fats if eaten in excess. In plants, carbohydrates are important for photosynthesis.	Living things in their environment
carbon	chemical element found in all living things	Living things in their environment
carbon cycle	the way through which carbon is recycled through the processes of respiration, photsynthesis and decomposition.	Living things in their environment
carnivore	an animal which feeds only on other animals	Living things in their environment
carnivores	animals who feed only on other animals	Living things in their environment
cellulose	a carbohydrate which forms the cell wall in plant cells	Living things in their environment
community	populations of different organisms living together in a habitat	Living things in their environment
consumer	organisms that get their energy by eating either green plants or other consumers. Primary consumers feed on plant material and secondary consumers feed primarily on animal material	Living things in their environment
consumers	organisms that get their energy by eating either green plants or other consumers. Primary consumers feed on plant material and secondary consumers feed primarily on animal material	Living things in their environment
coral reefs	limestone formations found in tropical waters, made largely from living organisims (stony corals)	Living things in their environment
crop-rotation	a method used in farming where crops are rotated to different fields each year to maintain the nutrients in the soil	Living things in their environment
decomposer	an organism which eats dead organisms or animal droppings and breaks them down into simple materials.	Living things in their environment
decomposers	organisms that feed on and break down dead matter	Living things in their environment
deforestation	the process of cutting down a large number of trees in a forest and not replacing them	Living things in their environment
eco-agriculture	another name for organic farming	Living things in their environment
ecology	the study of living things within their environment	Living things in their environment
ecosystem	a community of animals, plants and micro-organisms, together with the habitat where they live	Living things in their environment
ecosystems	communities of animals, plants and micro-organisms, together with the habitats where they live	Living things in their environment
egestion	gestting rid of undigested material from the body	Living things in their environment
element	a substance consisting of one kind of atom only	Living things in their environment
eutrophication	'hyper-nutrition' resulting from fertiliser pollution of aquatic ecosystems. Results in oxygen depletion and reduced ability to support life	Living things in their environment
excreted	discharged as waste	Living things in their environment
excretion	removal of metabolic waste from the body	Living things in their environment
fats	one of the three main food groups, fats include butter, cheese and oils. Fats are used for energy and insulation	Living things in their environment
feeding relationship	relationships between organisms which are fed upon and organisms who feed upon them. Feeding relationships can be shown in food chains or food webs.	Living things in their environment
fertilisers	nutrients applied to crops to speed up growth	Living things in their environment
food chain	(diagram of) a sequence of feeding relationships between organisms, showing who eats what and the movement of energy through trophic levels	Living things in their environment
food chains	(diagrams of) sequences of feeding relationships between organisms, showing who eats what and the movement of energy through trophic levels	Living things in their environment
food web	(diagram of) a network of feeding relationships between organisms in a community	Living things in their environment
fossilised	hardened into a fossil	Living things in their environment
global warming	gradual increase in average temperature - the result of the greenhouse effect	Living things in their environment
greenhouse effect	gradual increase in global temperature, the result of increased emissions of gases such as carbon dioxide and methane into the atmosphere. The cause of global warming	Living things in their environment
greenhouse gases	the gases responsible for the global warming - carbon dioxide, methane, nitrous oxide and CFCs	Living things in their environment
habitat	a place where plants, animals and micro-organisms live	Living things in their environment
habitats	places inhabited by communities of living things	Living things in their environment
herbivore	an animal which feeds only on plants	Living things in their environment
herbivores	animals who feed only on plants	Living things in their environment
Horticulture	the growing of garden plants; the cultivation of fruit and vegetables	Living things in their environment
intensive farming	a type of farming that utilises high levels of input (machinery and the use of chemical fertilizers and sprays) to return maximum yields	Living things in their environment
monocultures	the cultivation of a single crop within a farm or particular area	Living things in their environment
niche	particular place or role occupied by an organism within an ecological community	Living things in their environment
nitrogen	a colourless and odorless gas that makes up around 79% of the atmosphere. Nitrogenous waste leaves the body in the form of urea in urine.	Living things in their environment
non-biodegradable	cannot be broken down by decomposers	Living things in their environment
nuclear waste	radioactive waste produced from nuclear power stations, nuclear weapons manufacture or nuclear reactors	Living things in their environment
omnivore	an animal which feeds on both plants and animals	Living things in their environment
organisms	living entities - ie animals, plants or micro-organisms	Living things in their environment
pesticides	chemicals used to kill insects, weeds and micro-organisms that might damage crops	Living things in their environment
pollution	contamination of the environment, usually by chemicals	Living things in their environment
populations	members of a single species living in a habitat	Living things in their environment
predator	animal that hunts, kills and eats other animals for food	Living things in their environment
predators	animals that hunt, kill and eat other animals for food	Living things in their environment
prey	organisms that predators kill for food	Living things in their environment
producer	an organism which can make its own food - ie a green plant	Living things in their environment
pyramid of biomass	a diagram to illustrate the amount of biological material within a food chain or web	Living things in their environment
pyramid of numbers	a diagram to illustrate the number of organisms within a food chain or web	Living things in their environment
respiration	chemical change that takes place inside living cells, which uses glucose and oxygen to produce the energy organisms need to live. Carbon dioxide is a by-product of respiration	Living things in their environment
scavengers	animals that feed on dead animals or decaying matter	Living things in their environment
selective breeding	the breeding of plants or animals that have desirable characteristics	Living things in their environment
sustainable	activity which does not use up or destroy resources or the environment, so that it can continue to be done in the future	Living things in their environment
symbiosis	a relationship between two different organisms which co-exist and in some cases help each other to survive	Living things in their environment
toxins	a type of natural poison produced by an organism, often as a form of protection	Living things in their environment
toxicity	degree of harmfulness	Living things in their environment
trophic level	feeding levels of a food chain	Living things in their environment
tropical rainforest	dense tropical equatorial woodland	Living things in their environment
unsustainability	an activity which uses up resources or damages the environment so that it cannot be continued in the future	Living things in their environment
Urbanisation	the growth of towns and cities and associated movement of populations into them	Living things in their environment

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