In flowering plants, transport over longer distances proceeds through the vascular system and is called
1. Transportation
2. Translocation
3. Transfusion
4. Transmission

Transport of water and minerals is essentially ……a...from roots to stems. Organic and mineral nutrients however, undergo…b…… transport.

Diffusion

Find the wrong option:

Diffusion

Find the wrong one.

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 

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 

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

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 

Water channels are made up of 

1. Eight aquaporins 
2. Eight different types of aquaporins 
3. Ten aquaporins 
4. Ten different types of aquaporins 

Porins are not present in 

1. The outer membranes of Plastids 
2. The outer membrane of Mitochondria 
3. The outer membrane of bacteria 
4. Inner membrane of Plastids