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SCIENCE TEST 2017

TermDefinition
Absorbtion the process by which one thing absorbs or is absorbed by another.
Autotroph Self providing organism e.g green plants
Biuret test Test to detect the presence of protien
Carbohydrates molecules in sugars and starch, can be divided into simple and complex
Chloroplast in plant cells, contains chlorophyll, where photosynthesis takes place
Digestion The process of digesting food, extracting essential components from the food we eat
Egestion Process of removing undigested food
Enzymes a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
heterotroph an organism deriving its nutritional requirements from complex organic substances.
Ingestion the process of taking food, drink, or another substance into the body by swallowing or absorbing it
Large intestine The part of your body that turns food into feces. It also absorbs vitamins from the gut
Lipid Fats or Oil
Oesophagus The part of the body that connects the mouth and stomach
Photosynthesis The process where plants use sunlight, water and CO2 into glucose
Protein Molecules made of amino acid found in meat and egg whites
Small Intestine The place where nutrients from food are absorbed
Beaker a lipped cylindrical glass container for laboratory use.
Biology the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behaviour, origin, and distribution.
Bunsen Burner a small adjustable gas burner used in laboratories as a source of heat.
Degrees Celsius Unit of measurement for measuring temperature
Conclusion Explaining how an experiment and what happened
Conical Flask A flask used in labortories, its shape means its good for mixing chemicals
Evaporating dish a small ceramic dish in which liquids are heated over a flame so that they evaporate, leaving a solid residue.
Filter Funnel Used for separating solids and liquids
Gauze very fine wire mesh used for holding things above bunsen burner
HAZCHEM symbols Symbols designed to warn people of dangerous chemicals
Hypothesis a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation
Litre Unit for volumes
Measuring Cylinder Used to measure the volume of liquid
Meniscus the curved upper surface of a liquid in a tube.
Method a particular procedure for accomplishing or approaching something, especially a systematic or established one.
Millimeter Unit of measurement for one thousandth of a metre
Test Tube a thin glass tube closed at one end, used to hold small amounts of material for laboratory testing or experiments.
Thermometer an instrument for measuring and indicating temperature
Tripod a three-legged stand for supporting things above bunsen burner
Variables an element, feature, or factor that is liable to vary or change.
Adaptation the action or process of adapting or being adapted.
Bacteria a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus,
Carnivore an animal that feeds on other animals.
Cell Membrane the membrane surrounding . the cytoplasm of a cell
Cytoplasm liquid that fills a cell
Ecology the branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Excretion he process of eliminating or expelling waste matter.
Food web a system of interlocking and interdependent food chains.
Habitat the natural home or environment of an animal, plant, or other organism.
Microscope an optical instrument used for viewing very small objects
Nucleus a dense organelle present in most eukaryotic cells, typically a single rounded structure bounded by a double membrane, containing the genetic material.
Nutrition he process of providing or obtaining the food necessary for health and growth.
Omnivore an animal or person that eats a variety of food of both plant and animal origin.
Organism an individual animal, plant, or single-celled life form.
Protists Generally single celled organisms can be plant like or animal like
Respiration The action of breating
Species a group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.
Trophic Level each of several hierarchical levels in an ecosystem, consisting of organisms sharing the same function in the food chain.
Valcuole a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
Verterbraes animals wit a back bone
Carbon Dioxide a colourless, odourless gas produced by burning carbon and organic compounds and by respiration.
Concentrated present in a high proportion relative to other substances
Condensation the conversion of a vapour or gas to a liquid.
Dilute make (a liquid) thinner or weaker by adding water or another solvent to it.
Dissolving (with reference to a solid) become or cause to become incorporated into a liquid so as to form a solution.
Distillation the action of purifying a liquid by a process of heating and cooling.
Evapouration the process of turning from liquid into vapour.
Filtration the action or process of filtering something.
Filtrate a liquid which has passed through a filter.
Immiscible things incapable of being mixed together/combined
Insoluble something incapable of being dissolved
Mixture a substance made by mixing other substances together.
Matter Matter is everything, Everything is composed of matter
Oxygen a colourless, odourless reactive gas
Solidification liquid to solid
Solubility the quality or state of being soluble, something that will dissolve
Solute The substace being dissolved
Solvent able to dissolve other substances.
Sublimination solid to gas
Acid Rain rainfall made so acidic by atmospheric pollution that it causes environmental harm
Astronomy the branch of science which deals with celestial objects, space, and the physical universe as a whole.
Atmosphere the envelope of gases surrounding the earth or another planet.
Biosphere the regions of the surface and atmosphere of the earth or another planet occupied by living organisms.
Constellation a group of stars forming a recognizable pattern that is traditionally named after its apparent form
Fossil Fuel a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
Geosphere any of the almost spherical concentric regions of the earth and its atmosphere, especially the lithosphere.
Gondwanaland A vast continental area believed to have existed in the southern hemisphere and to have resulted from the break-up of Pangaea in Mesozoic times. It comprised present-day Arabia, Africa, South America, Antarctica, Australia, and the peninsula of India.
Hydrosphere all the waters on the earth's surface, such as lakes and seas, and sometimes including water over the earth's surface, such as clouds.
Igneous Rock rock formed through the solidification of magma
Lunar Eclipse an eclipse in which the moon appears darkened or red as it passes into the earth's shadow.
Magma hot fluid or semi-fluid material below or within the earth's crust from which lava and other igneous rock is formed on cooling.
Mantle the region of the earth's interior between the crust and the core, believed to consist of hot, dense silicate rocks
Metamorphic rock a type of rock that has been changed over time through extreme heat or pressure
orbit the regularly repeated elliptical course of a celestial object or spacecraft about a star or planet.
plate tectonics a theory explaining the structure of the earth's crust , that the crust is made of multiple moving plates
Sedimentary Rock Rock that has formed through the deposition and solidification of sediment
Water cycle the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration.
Weathering wear away or change the appearance or texture of (something) by long exposure to the atmosphere
Created by: hannah_brownie