Requirement of macronutrient per acre of the land is_________________?

Related Mcqs:

1. Which of the following is macronutrient ?

   A. Cu
   B. Cl
   C. H
   D. Zn

2. In the purification of portable water the coagulant used is_________________?

   A. alum
   B. nickel sulphate
   C. copper sulphate
   D. barium sulphate

3. The main product of bacterial action is_________________?

   A. Nox
   B. NO2
   C. N2O3
   D. NO

4. On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?

   A. pink
   B. black
   C. yellow
   D. brick red

5. For industrial preparation of CH3CHO catalytic promoter is_________________?

   A. PdCl2
   B. Cu2Cl2
   C. CuCl2
   D. PbCl2

6. Conjugated base of a weak acid is_________________?

   A. weak
   B. strong
   C. moderately weak
   D. unstable

7. True increasing order of acidity of the oxides of Mn is_________________?

   A. MnO < MnO2 < Mn2O7
   B. Mn2O7 > MnO2 > MnO
   C. MnO2 > MnO > Mn2O7
   D. MnO2 > Mn2O7 > MnO

8. The common name of propane 1 3-dioic is_________________?

   A. Oxalic acid
   B. Aromatic acid
   C. Malonic acid
   D. Fumaric acid

9. On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?

   A. pink
   B. black
   C. yellow
   D. brick red

10. An alcohol which can be prepared by fermentation is_________________?

    A. CH3OH
    B. C3H7OH
    C. CH3 – CH2 – OH
    D. C6H5OH