The basal part which provided the root system for anchorage and absorption of moisture and nutrients is called___________________?

Related Mcqs:

1. Previously Essential nutrients required for the growth of plants were sixteen. In recent time the essential nutrients required for the growth of plants are:_________?

   A. 16
   B. 17
   C. 18
   D. None of the above

   Submitted by: Shafiq Rehman

2. A process by which a piece of scion is attached to a root stock in a way that eabium of both scion and root stock came in firm contact, resulting is a new tissue is called_________________?

   A. Ghooti
   B. Budding
   C. Grafting
   D. Rooting

3. Part of soil which is in contact with root surface is called___________________?

   A. Rhizoshpere
   B. Lithoshpere
   C. Atmoshpere
   D. None of the above

4. The process of accumulation of excess quantity of nutrients in water causing O2 deficiency is known as_____________________?

   A. Eutrophication
   B. Nitrification
   C. Denitrification
   D. Sedimentation

5. All harvested crops remove plant nutrients from the soil. Whether used for _______________; the various crop products are often consumed far away from the production sites, some times thousands of kilometers away in another country.

   A. Food
   B. Feed
   C. industrial raw materials
   D. All of these

   Submitted by: Shafiq Rehman

6. From the sources of plant nutrients availability in soil, which of the following statements are correct:

   A. The plant absorbs carbon as carbondioxides directly from the atmosphere.
   B. Water is the source of hydrogen
   C. Air & water is the source of oxygen & the chief source of soil nitrogen is organic matter & when organic matter decomposes it gives ammonia.
   D. All of the above

   Submitted by: Shafiq Rehman

7. Which nutrients are immobile in plants?

   A. Ca only
   B. B only
   C. P only
   D. Both Ca & B

   Submitted by: Shafiq Rehman

8. A science which deals with classification of plants is called___________________?

   A. Ecology
   B. Morphology
   C. Taxonomy
   D. Histology

9. A physiological aging activity in which plant tissues degenerate and ultimately die is called___________________?

   A. Fruit ripening
   B. Maturity
   C. Senescence
   D. Both a & b

10. Removal any terminal part of the plant is called___________________?

    A. Thinning out
    B. Heading back
    C. Pruning
    D. Training