The water logging capacity of garden soil will be determined by measuring the weight of 

(1) soil by adding water and humus

(2) water saturated soil then heating the soil till it is dry and then measuring the weight of soil

(3) soil by adding water, boimass and humus

(4) soil from different locations with biomass.

To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


The modified equation for water potential is

(1) Ψw= Ψs + Ψp

(2) Ψw = Ψs-Ψp

(3) Ψw=Ψs

(4) Ψw=Ψp-Ψs

Subtopic:  Water Potential Concept |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


The value of osmotic potential of an electrolyte is always

(1) more than non-electrolyte 

(2) less than non-electrolyte 

(3) same as non-electrolyte 

(4) None of these

Subtopic:  Osmosis |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Identify the process taking place in this experiment.

(1) Ringing experiment for translocation of sap

(2) Demonstration of root pressure

(3) Eosin test to demonstrate ascent of sap

(4) Demonstration of transpiration

 

Subtopic:  Phloem Translocation |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Osmosis is a type of 

(1) imbibition of solution   

(2) diffusion of solvent

(3) evaporation of water   

(4) diffusion of solute

Subtopic:  Osmosis |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Which of the following statement is correct?

(1) DPD = OP - WP

(2) DPD = OP + WP

(3) DPD = WP - OP

(4) DPD= TP + OP

Subtopic:  Plant Water Relations: Water Potential: DPD |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Who had proposed theory of cohesion and adhesion forces?

(1) Dixon and Jolly (1894)

(2) Dixon and Benson (1885)

(3) Dixon and Jolly (1950)

(4) Sir Jagdish Chandra Bose (1850)

Subtopic:  Transpiration & Guttation |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Stomatal opening is affected by 

(1) nitrogen concentration, carbon dioxide concentration and light

(2) carbon dioxide concentration, temperature and light

(3) nitrogen concentration, light and temperature 

(4) carbon dioxide concentration, nitrogen concentration and temperature 

Subtopic:  Stomata |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


Translocation of photosynthetic end products in seive tubes is

(1) 3-5 mm/h

(2) 3-5 cm/h

(3) 1-15 cm/h

(4) 60-100 cm/h

Subtopic:  Phloem Translocation: Short Distance Transport | Phloem Translocation |
To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level:


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

(1) 1                                 

(2) 2

(3) 0.1                             

(4) 0.5

To view explanation, please take trial in the course below.
NEET 2022 - Target Batch - Aryan Raj Singh

Difficulty Level: