characteristics of liffe
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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ONE RR | Organisation, Nutrition, Excretion, Reproduction, Response
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Organisation | all living things have organised cells
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Unicellular | made of 1 cell only eg, Bacteria
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Multicellular | made of many cells eg human
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CTOS | Cells, Tissue, Organs, System
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Tissue | a group of cells working together to carry out a function,
in plants: Phloem, Xylem
in animals : muscle, connective
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Organs | a group of tissues working together to carry out a function
in plants : Leaf, root
in animals: heart kidney
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System | a group of organs working together to carry out a function
in plant: none
in animals: reproductive, digestive
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Nutrition | Way organisms obtain and use food
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Autotrophic | Produce own food
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Heterotrophic | do now produce own food
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Excretion | rid of waste products from metabolism
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reproduction | ability of organisms to make more organisms of the same typre
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asexual | involves 1 parent
doesn't involve gametes
less genetic variation
runners in strawberries
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sexual | involves 2 parents
fusion of gametes
more genetic variation
humans
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Response | way organisms react to changes in environment
plants: water, light, chemicals
animals: touch, heat, pain
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metabolism | all the chemical reactions in a cell or organism
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catabolic reaction | breaking down complex substances into simple ones eg digestion
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anabolic reaction | building simple substances into more complex ones eg Photosynthesis
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Life | anything which has the 5 characteristics of life
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Continuity of life | All living things arise from other living things of the same type.... also called BIOGENSIS
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Created by:
niamh tumulty
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