_________________ cells of phloem are directly involved in transport of organic solutes?

Related Mcqs:

1. A pressure created by active secretion of salts and other solutes from other cells into xylem sap is called___________?

   A. Transpiration pull
   B. Root pressure
   C. Osmotic pressure.
   D. None of these

2. Addition of salts and other solutes from other cells into xylem sap, __________ the water potential of the xylem sap

   A. Increases.
   B. Lowers.
   C. Doesn’t effect.
   D. Maintains.

3. Xylem and phloem are conducting tissues found in ……….?

   A. animals
   B. plants
   C. micro orgamnisms
   D. all the above

   Submitted by: Muhammad Nawaz

4. 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

5. Transport of minerals from soil to epidermal cells of roots via carrier protein molcules along their concentration gradient is called___________?

   A. Diffusion.
   B. Facilitated diffusion.
   C. Passive transport.
   D. Active transport.

6. Fungi which get their food directly from dead organic matter are called______________?

   A. Parasitic fungi
   B. Predators
   C. Mutualists
   D. Decomposers

7. Which is an organic compound found in most cells ?

   A. Water
   B. Glucose
   C. Oxygen
   D. Sodium chloride

8. ___________ respiration is directly involved in the production of energy, necessary for all living activities?

   A. Organismic
   B. Cellular
   C. Both of these
   D. None of these

9. Which of the following cells are involved in soft callus formation?

   A. Fibroblast and osteoblast.
   B. Osteoblast and osteoclast.
   C. Osteoclast and osteocyte
   D. Onteocyte and osteoblast

10. There are cells in human body called Faggot cells which cause__________?

    A. AIDS
    B. Tuberculosis
    C. Smallpox
    D. Leukaemia

    Submitted by: Ali Mallah