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SCIENCE TEST 2017
| Term | Definition |
|---|---|
| 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 |
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hannah_brownie
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