Typical example of water born disease_______?

Related Mcqs:

1. The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)

   A. Deffusion
   B. Osmosis
   C. Active transport
   D. None of these

2. Which of the following fish drink large amount of sea water and excrete concentrated urine resulting in maximum salt excretion and minimal water loss?

   A. Hagfish
   B. Fresh water fishes
   C. Bony fishes
   D. None of these

3. Mammalian kidney, under restricted water supply can conserve water by over ________ % reabsorption of glomerular filtrate

   A. 80.50%
   B. 90.50%
   C. 95.50%
   D. 99.50%

4. Water potential of pure water is__________?

   A. zero
   B. one
   C. negative
   D. two

   Submitted by: Maryam Aftab

5. Antheridia and archegonia are born on ______________ in bryophytes.

   A. Sporophyte
   B. Gametophyte
   C. Both of these
   D. None of these

6. In which group of tracheophytes ovules are born on the exposed surface of megasporophylls______________?

   A. Spheospsida
   B. Filicineae
   C. Gymnosperms
   D. Angiosperms

7. The property of water due to which it works as a temperature stabilizer and hence protect living organisms from sudden thermal changes is_______________?

   A. High specific heat of vaporization
   B. High specific heat capacity
   C. Its Dipole nature
   D. Its liquid state

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

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

9. Aerating openings formed in the bark through which exchange of gases takes place and water is lost in the form of vapours are___________?

   A. Hydathods
   B. Stomata
   C. Lenticels
   D. None of these

10. The mechanism of regulation, generally between organism and its environment, of solutes and the gain and the loss of water is called________?

    A. Homeostasis
    B. Hemostasis
    C. Osmoregualtion
    D. Thermoregulation