Primary air polluted is________________?

Related Mcqs:

1. The oxygen concentration in the air is________________?

   A. 30%
   B. 21%
   C. 16%
   D. 45%

2. Recommended method for cotton sowing is________________?

   A. Broad cast method
   B. Drill method
   C. Ridge sowing method
   D. non of these

3. Critical factors for crop production is________________?

   A. Land
   B. Water
   C. Pure seed
   D. fertilizer

4. Soil reaction of preference of sugarcane is________________?

   A. 6.00 pH
   B. 7.03 pH
   C. 8.00 pH
   D. 6.5 pH

5. The major source of foreign exchange earning is________________?

   A. Wheat
   B. Sugarcane
   C. Cotton
   D. Jute

6. Gassypium hirsutum is________________?

   A. Tetraploid
   B. Diploid
   C. Triploid
   D. Hexaploid

7. Seed rate of cotton per acre is________________?

   A. 10-22 kg
   B. 5-6 kg
   C. 14-21 kg

8. Delta of water for cotton crop is________________?

   A. 30 acre inches
   B. 25 acre inches
   C. 18 acre inches
   D. non of these

9. A good source of vegetable protein is________________?

   A. Com
   B. Egg
   C. Pulses
   D. non of there

10. Removal of branches for forage is________________?

    A. Litter
    B. Lopping
    C. Foraging
    D. None of the above