What is true for both symplast and apoplast movement of water in plants?

1. An equal rate of transport

2. Being down a potential gradient

3. Assistance by cytoplasmic streaming 

4.Conduction through interconnected protoplasts

Subtopic:  Pathways of transport |
 88%
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In flowering plants, transport over longer distances proceeds through the vascular system and is called
1. Transportation
2. Translocation
3. Transfusion
4. Transmission

Subtopic:  Introduction |
 96%
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Transport of water and minerals is essentially ……a...from roots to stems. Organic and mineral nutrients however, undergo…b…… transport.

(1) a-Multidirectional

(2) a-Bidirectional

(3) b- Mulltidirectional

(4) b- Unidirectional

Subtopic:  Introduction |
 84%
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Diffusion

Find the wrong option:

(1) Passive

(2) Over shorter distances

(3) No energy expenditure

(4) Movement in ordered fashion

Subtopic:  Means of Transport: Passive |
 93%
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Diffusion

Find the wrong one.

(1) Dependent on a living system

(2) Obvious in gases and liquids

(3) In solids rather than of solids is more likely

(4) Diffusion is very important in plants since it is the only means for gaseous movement within the plant body

Subtopic:  Means of Transport: Passive |
 82%
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Which of the following is not parameter to affect diffusion concentration? 

  1. Gradient of concentration 
  2. Permeability of the membrane separating them 
  3. Temperature, Pressure 
  4. Gas constant 
Subtopic:  Means of Transport: Passive |
 92%
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The diffusion of any substance across a membrane depends on 

  1. Solubility in proteins 
  2. Solubility in carbohydrates 
  3. Solubility in lipids 
  4. Solubility in glycolipids 
Subtopic:  Means of Transport: Passive |
 86%
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Substances which are soluble in lipids…….a…...But which have a hydrophilic moiety……..b……

1. a- move slowly

2. a- move similarly as that of others

3. b- move faster

4. a- move faster

Subtopic:  Means of Transport: Passive |
 77%
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Which of the following is not a feature of Facilitated Diffusion? 

  1. Without expenditure of ATP 
  2. Cannot cause net transport molecule from higher to lower concentration 
  3. Saturation 
  4. Specific 
Subtopic:  Means of Transport: Passive |
 86%
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Water channels are made up of 

  1. Eight aquaporins 
  2. Eight different types of aquaporins 
  3. Ten aquaporins 
  4. Ten different types of aquaporins 
Subtopic:  Means of Transport: Passive |
 82%
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