Breakdown of large molecules into smaller ones utilizing water molecules is_________?

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. Commonly in other plants than tall ones the speed of upward movement of water is____________?

   A. 8mh-1
   B. 1 mh-1
   C. 7 mh-1
   D. 4 mh-1

3. The unicellular organisms ingest large molecules into their cytoplasm from the external environment without previously digesting them. This process is called___________?

   A. Diffusion
   B. Osmosis
   C. Phagocytosis
   D. Plasmolysis

4. Normally, in the process of osmosis, the net flow of water molecules into or out of the cell depends upon differences in the ?

   A. Concentration of water molecules inside and outside the cell
   B. Concentration of enzymes on either side of the cell membrane
   C. Rate of molecular motion on either side of the cell membrane
   D. None of these

5. Non polar organic molecules are ___________ in water?

   A. Soluble
   B. Insoluble
   C. Partially soluble
   D. Depends upon condition

6. ___________ potential is the measure of the change in water potential of a system due to the presence of solute molecules?

   A. Osmotic
   B. Pressure
   C. Both of these
   D. None of these

7. In osmosis water molecules move from area of _____________ through semipermeable memberane?

   A. Higher solute concentration to lower solute concentration
   B. Lower solute concentration to higher solute concentration
   C. Lower solvent concentration to higher solvent concentration
   D. All of these

8. Complete breakdown of glucose molecule takes place in which of the following?

   A. Alcoholic fermentation
   B. Lactic acid fermentation
   C. Aerobic respiration
   D. All of these

9. 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

10. Amount of water required to excrete 1gN of Urea is_________?

    A. 1 ml
    B. 50 ml
    C. 100 ml
    D. 150 ml