Osmosis is a type of 

(a) imbibition of solution   

(b) diffusion of solvent

(c) evaporation of water   

(d) diffusion of solute

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Which of the following statement is correct?

(a) DPD = OP - WP

(b) DPD = OP + WP

(c) DPD = WP - OP

(d) DPD= TP + OP

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Who had proposed theory of cohesion and adhesion forces?
(a) Dixon and Jolly (1894)
(b) Dixon and Benson (1885)
(c) Dixon and Jolly (1950)
(d) Sir Jagdish Chandra Bose (1850)

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Stomatal opening is affected by 

(a) nitrogen concentration, carbon dioxide concentration and light

(b) carbon dioxide concentration, temperature and light

(c) nitrogen concentration, light and temperature 

(d) carbon dioxide concentration, nitrogen concentration and temperature 

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Translocation of photosynthetic end products in seive tubes is

(a) 3-5 mm/h

(b) 3-5 cm/h

(c) 1-15 cm/h

(d) 60-100 cm/h

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The ratio of osmotic pressure exerted by 1 M sucrose and 1 M NaCl solution will be

(a) 1                                 (b) 2

(c) 0.1                              (d) 0.5

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Cell A has osmotic potential of -18 bars and pressure potential of 8 bars, whereas, cell B has osmotic potential of -14 bars and pressure potential 2 bars. The direction of flow of water will be

(a) from cell B to cell A

(b) from cell A to cell B

(c) no flow of water

(d) in both the directions

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


Identify the process taking place in this experiment.

(a) Ringing experiment for translocation of sap
(b) Demonstration of root pressure
(c) Eosin test to demonstrate ascent of sap
(d) Demonstration of transpiration

 

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The value of osmotic potential of an electrolyte is always

(a) more than non-electrolyte 

(b) less than non-electrolyte 

(c) same as non-electrolyte 

(d) None of these

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level:


The modified equation for water potential is

(a) Ψw= Ψs + Ψp

(b) Ψw = Ψs-Ψp

(c) Ψw=Ψs

(d) Ψw=Ψp-Ψs

To view Explanation, Please buy any of the course from below.
High Yielding Test Series + Question Bank - NEET 2020

Difficulty Level: