Quiz
Unit 1 Cells, exchange and transport (F211) - cells
Fragen in diesem Quiz (7)
1What is magnification ?
- Athe degree to which the size of the an image is larger than the object itself. Expressed as x10
- Bthe degree to which it is possible to distinguish between two objects that are very close together.
- Cthe degree to which you can see the individual components of the cell
2The light microscope can have a magnification of up to x 1500
- ARichtig
- BFalsch
3The maximum resolving power of light is 2000mn
- ARichtig
- BFalsch
4Why do sections of tissues need to be cut into thin slices for examination under a microscope
- AIf the sample is too thick there would be too many cells overlapping each other so you would not be able to focus on the cells.
- BLight cannot penetrate thick slices of tissue, so no detail would be seen
5what is the definition of staining (in microscopy)
- Aany process that helps to reveal or distinguish different features.
- BThe use of iodine to make transparent substances easier to see under a light microscope
6Each type of organelle has a specific role in the cell what is this called
- Aspecialisation
- Bdifferentiation
- Cdivision of labour
- Dultrastructure
7What are the features found in an animal cell.
- ARibosome
- BChloroplast
- CRough Endoplasmic Reticulum and Smooth Endoplasmic Reticulum
- DMitochondrion
- ENucleolus, nuclear envelope and nucleus
- FCell Wall
- GCell membrane
- HGolgi Apparatus
- IVacuole
- JLysosome
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- Quiz am Unit 1 Cells, exchange and transport (F211) - cells, erstellt von Jenni am 04/04/2015.
- Autor
- Jenni
- Sprache
- English
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- 581
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- Erstellt am 4 Apr 2015 · aktualisiert am 15 Aug 2017
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