Diffusion and osmosis

Beschreibung

Leaving Certificate Biology (Diffusion and osmosis) Quiz am Diffusion and osmosis, erstellt von eimearkelly3 am 10/07/2013.
eimearkelly3
Quiz von eimearkelly3, aktualisiert more than 1 year ago
eimearkelly3
Erstellt von eimearkelly3 vor etwa 11 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
Movement of molecules such as salt, sugar, and protein across a membrane is done by
Antworten
  • Osmosis
  • Active transport

Frage 2

Frage
Diffusion
Antworten
  • Is the spreading out of molecules from a region of low concentration to a region of high concentration
  • Is the spreading out of molecules from a region of high concentration to a region of low concentration

Frage 3

Frage
The difference in concentration should be _____ for the rate of diffusion to be high
Antworten
  • High
  • Low

Frage 4

Frage
The surface area should be _______ in order for rapid diffusion
Antworten
  • High
  • Low

Frage 5

Frage
The membrane should be _____ for effective diffusion
Antworten
  • Dry
  • Moist

Frage 6

Frage
Cell walls should be ______ for effective diffusion
Antworten
  • Thin
  • Thick

Frage 7

Frage
A solvent is a
Antworten
  • Liquid that dissolves other substances
  • A substance that has been dissolved
  • A substance containing a substance dissolved and a substance that dissolves

Frage 8

Frage
A solution is
Antworten
  • A liquid that dissolves other substances
  • A substance that is dissolvd
  • A substance that includes a dissolved substance and a substance that dissolves

Frage 9

Frage
A solute is
Antworten
  • A liquid that dissolves other substances
  • A substance that is dissolved
  • A substance that includes both s substance dissolved and a medium in which it is dissolved

Frage 10

Frage
Animal and plant cells in an isotonic solution
Antworten
  • Swell
  • Remain the same
  • Shrink

Frage 11

Frage
Animal and plant cells in a hypotonic solution
Antworten
  • Swell
  • Remain the same
  • Shrink

Frage 12

Frage
Plant and animal cells in a hypertonic solution
Antworten
  • Swell
  • Remain the same
  • Shrink

Frage 13

Frage
The cell wall of bacteria consists of
Antworten
  • Polysaccharides/protein
  • Chitin

Frage 14

Frage
The cell wall of fungi consists of
Antworten
  • Polysaccharides/proteins
  • Chitin
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