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Biology revision

  •  English    24     Public
    iGCSE Bio
  •   Study   Slideshow
  • What does the G stand for in MRS GREN - the characteristics of living things.
    Growth
  •  15
  • What does the M stand for in MRS GREN - the characteristics of living things.
    Movement
  •  15
  • Define an organism
    A complete living thing.
  •  15
  • State the seven characteristics all organisms share.
    Movement, respiration, sensitivity, growth, reproduction, excretion, nutrition.
  •  25
  • Name three physical features of a bird.
    -
  •  15
  • Name 2 physical features of fish.
    -
  •  15
  • Is this a plant or an animal cell?
    Plant
  •  15
  • What does this show?
    Animal cell
  •  15
  • What is number 2 labelling?
    Nucleus
  •  15
  • Name 3 parts of an animal cell
    Cell membrane, cell wall, cytoplasm, vacuole, nucleus, chloroplasts, mitochondria, ribosomes
  •  25
  • O_________ is the diffusion of water molecules through a partially permeable membrane.
    Osmosis
  •  15
  • What is wrong with this diagram of an animal cell?
    No labels, no title
  •  15
  • State 4 differences between a cat and a fish
    -
  •  15
  • G______ is a type of sugar with the formula C6H12O6
    Glucose
  •  15
  • Protein molecules are made of a long chain of smaller molecules called a_______ a_______.
    Amino acids.
  •  15
  • pH and t___________ greatly affect the speed of enzyme action.
    temperature
  •  15