Study

ARK B1 Cells Y7

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  • if results are described as 'reproducible', what does that mean?
    you can repeat the same experiment and get the same results
  • what does resolution mean?
    how clear an image is
  • what is a hazard?
    something that causes harm
  • what does magnification mean?
    how much larger you have made an image
  • What is the function (job) of the cell membrane?
    to control what comes in and out of a cell
  • how can you turn a blurry image clear using a microscope?
    turn the fine focus
  • which is in the correct order from SMALLEST to LARGEST:
    cell, organ, tissue, organ system, organism, organelle
    cell, organelle, organ, organ system, tissue, organism
    organelle, organism, organ, organ system, tissue, cell
    organelle, cell, tissue, organ, organ system, organism
  • what do we mean by 'function'
    job
  • what is a multicellular organism?
    organisms made of MULTIPLE cells
  • How many grams (g) in 1 kilogram (kg)?
    1000
  • what is a unicellular organism?
    organisms made of ONE cell
  • Which of the following do NOT make organ system?
    heart, lungs
    stomach, small intestine, large intestine
    lungs, blood, brain
    nerve cells, brain
  • what is a risk?
    how a hazard may harm you
  • What piece of equipment is used to view small things?
    microscope
  • what is a precaution?
    steps you can take to protect against a hazard
  • what is an organelle?
    part of a cell that does a specific job
  • name 1 adaptation of a sperm cell to help it do its job
    has a tail (flagellum) to help it move to the egg
  • which organelle is found in PLANT CELLS ONLY
    chloroplast
    cytoplasm
    nucleus
    cell membrane