Exceptionally the positive hydrostatic pressure generated by root pressure is about___________?

Related Mcqs:

1. Which of the following animal has a hydrostatic skeleton?

   A. Earthworm
   B. Round worm
   C. Tape worm
   D. Pin worm

2. The pressure generated when water enters & inflates plant cells is called ___________ potential?

   A. Water
   B. Osmotic
   C. Pressure
   D. Solute

3. Root like structure in saprotrophic fungi are called_______________?

   A. Rhizodis
   B. Haustoria
   C. Hyphae
   D. Constricting rings

4. An association in which fungal hyphae penetrate the outer cells of the plant root forming coils swellings and minute branches and also extend out into surrounding soil is called______________?

   A. Mycorrizael association
   B. Endomycorrhizae
   C. Ectomycorrhizae
   D. Lichen

5. In the root cells _______ pathway becomes discontinuous in the endodermis due to the presence of casparian strip.

   A. Tonoplast
   B. Apoplast
   C. Symplast
   D. Vacuolar.

6. Dorsal root of spinal nerves contain only __________ ?

   A. Effectors neurons
   B. Receptor neurons
   C. Stimulators
   D. Detector neurons

   Submitted by: Rashid Mehmood

7. Gram positive bacteria appear_______________?

   A. Purple
   B. Red
   C. Pink
   D. Blue

8. The one which can tolerate highest external osmotic pressure is __________?

   A. Algae
   B. Amoeba
   C. Fungi
   D. Bacteria

9. Higher turgor pressure in a plant cell is maintained by________________?

   A. Large number of vacoules in a plant cell.
   B. Higher ionic concentration inside vacuoles resulting from active pumping of ions at their tonoplastic membrane
   C. Higher osmotic pressure of the cell vacuole
   D. both b and c

10. Pressure flow theory was proposed by_________?

    A. H-Van Mohl
    B. Dixon
    C. Vander wall.
    D. Earnst Munch