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Search Results for diffusion - All Grades

320 questions match "diffusion". Refine Your Search

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Grade 9 Cell Structure and Function
Grade 7 Cell Structure and Function
What is diffusion?
  1. the diffusion of water molecules through a selectivly permeable membrane
  2. the basic unit of structure and function in living things.
  3. when molecules move from an area with high concentration to an area with low concentration.
  4. made up of different kinds of tissues that function together.
Grade 9 Cell Structure and Function
What is diffusion?
  1. the cell membrane falling apart
  2. the tendency of particles to spread out evenly in an available space
  3. an isotonic solution
Grade 10 Cell Structure and Function
Grade 6 Cell Structure and Function
None Cell Structure and Function
Diffusion is what?
  1. movement of paritcles of a substance
  2. movement of gradient of a substance
  3. movment of optimum temp of a substance
Grade 9 Cell Structure and Function
Diffusion is an example of                   .
  1. passive transport
  2. active transport
  3. membrane receptors
  4. transport proteins
Grade 9 Cell Structure and Function
Grade 7 Cell Structure and Function
Grade 9 Cell Structure and Function
What is the diffusion through a membrane via a channel or carrier protein called?
  1. passive diffusion
  2. simple diffusion
  3. osmosis
  4. facilitated diffusion
Grade 7 Circulatory and Immune Systems
Grade 9 Themes of Geography
The spread of a feature or trend from one key person or node of authority or power to other person or places.
  1. contagious diffusion
  2. stimulus diffusion
  3. relocation diffusion
  4. hierarchical diffusion
Grade 8 Cell Structure and Function
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