International atomic weight of potassium is_________________?

Related Mcqs:

1. Potassium (K) fixation capacity is maximum in:____________?

   A. Vermiculite
   B. Illite
   C. Montmorillonitic
   D. Amorphous clay

   Submitted by: Shafiq Rehman

2. Phosphorus (P) is the second major nutrient essential for plant growth. With the exception of Nitrogen (N) and Potassium (K), Phosphorus is required by plants in_________?

   A. Lesser quantities
   B. Greater quantities
   C. Not required
   D. The above statement is wrong

   Submitted by: Shafiq Rehman

3. Shelf life of banana at 20ºC in modified atmosphere with potassium permanganate is_____________________?

   A. Upto 7 days
   B. Upto 14 days
   C. Upto 21 days
   D. Upto 30 days

4. Potassium (K) occurs as a constituent of the earth’s crust in the proportion of_________?

   A. 23 %
   B. 2.3 %
   C. 17 %
   D. 1.7 %

   Submitted by: Shafiq Rehman

5. Potassium nitrate is used in__________?

   A. Medicine
   B. Fertilizer
   C. Salt
   D. Glass

   Submitted by: Farjan Ahmed Soomro

6. Potassium plays a significant role in the transport of water & nutrients through the plant in the xylem. When the supply of K is reduced, the transportation of ___________________ is depressed:

   A. Nitrates, Phosphates
   B. Calcium, magnesium
   C. Amino acids
   D. All of the above

   Submitted by: Shafiq-ur-Rehman

7. Solution containing molecular weight of a substance in gram per liter of a solution is known as______________________?

   A. Normal
   B. Molal
   C. Molar
   D. None of the above

8. The average weight of commercial bird is about ________________________?

   A. 50 gm
   B. 40 gm
   C. 60 gm
   D. 70 gm

9. The average weight of commercial bird is about __________________?

   A. 90 gm
   B. 50 gm
   C. 60 gm
   D. 70 gm

10. Humus generally refers to the decomposed organic residues which have undergone a series of degradation and synthesis cycles. The humic substances consist of a series of highly acidic, yellow to black coloured, high molecular weight compounds __________________, which can be separated using different extraction procedures:

    A. Hymatomelanic  acid & Humin
    B. Humic acid & Fulvic acid
    C. both A & B
    D. None of these

    Submitted by: Shafiq Rehman