The seed dormancy of rice seed can be broken by putting into the oven at____________________?

Related Mcqs:

1. Seed dormancy of nee seeds can be successfully broken by heat treatment at________________?

   A. 50°c for 3-7 days
   B. 45°c for 3-8 days
   C. 54°c for 2-6 days
   D. None of the above

2. Hitting the seed with force against a hard surface to break seed dormancy is called_______________?

   A. Impaction
   B. Abrasion
   C. Stratification
   D. Scarification

3. Breeders seed production is taken up from the nucleus seed B and A lines are pollinated in an isolation of 1 Km in a ratio of_________________?

   A. 1:2
   B. 1:3
   C. 1:4
   D. 1:5

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

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

5. Better crop establishment especially for direct seeded rice can be obtained by using________________?

   A. High density grain
   B. Low density grain
   C. Both a & b
   D. None of the above

6. Azolla which fixes nitrogen in rice field is__________________?

   A. Bacteria
   B. Fungi
   C. Ferm
   D. None of the above

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

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

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. In rice, high silicon content, in shoot confers resistance to_________________?

   A. Leaf borer
   B. Stem borer
   C. Root borer
   D. All the above

10. Abnormal seeding growth in rice is more closely related, with______________?

    A. IID grains
    B. LD grains
    C. Both a & b
    D. None of the above