Sunflower is allelopathic crop to many____________________?

Related Mcqs:

1. Effects of allelopathic compound in the life cycle of plants cause inhibition of________________?

   A. Seed deterioration
   B. seed germination
   C. Seed swelling
   D. non of these

2. In Sunflower, production of foundation seed requires as isolation distance of__________________?

   A. 400 meters
   B. 800 meters
   C. 200 meters
   D. 100 meters

3. Cotton is a crop of_______________?

   A. Tropical region
   B. Sub-tropical region
   C. Both A and B

4. Number of irrigation required for cotton crop are______________?

   A. 5 irrigations
   B. 6 irrigations
   C. 8 irrigations

5. Yield losses of rice crop due to weed infestation are___________________?

   A. 10-20%
   B. 5-15%
   C. 20-50%
   D. 20-60%

6. Which one of the following is a major fiber crop of Pakistan ?

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

7. In wheat total crop N uptake per ton of grain is about__________________?

   A. 50-60 Kg
   B. 20-30 Kg
   C. 15-20 Kg
   D. 70-80 Kg

8. A crop grown on residual moisture after harvesting rice is called__________________?

   A. Barani crop
   B. Dubari crop
   C. Ratoon crop
   D. Sure crop

9. Cultivation of same crop year after year is called________________?

   A. Single cropping
   B. Monocropping
   C. Double, cropping
   D. All the above

10. Raising of only one crop in a year when there is seasonal supply of water is called_________?

    A. Multiple cropping
    B. Monocropping
    C. Harvest cropping
    D. None of these

    Submitted by: Mukhtir Ali jan