In wheat, production of certified seed needs an isolation distance of____________________?

Related Mcqs:

1. In Bindi, production of foundation seed needs an isolation distance of__________________?

   A. 100 meters
   B. 50 meters
   C. 200 meters
   D. 3 meters

2. 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

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

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

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

   A. 50°c for 5 hrs
   B. 53°c for 6 hrs
   C. 45°c for 6 hrs
   D. none of the above

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

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

6. In pulses, for the production of nucleus seed we require minimum of_________________?

   A. 300 plant progenies
   B. 400 plant progenies
   C. 500 plant progenies
   D. 200 plant progenies

7. Oka (1975) has suggested that me population size suitable for maintenance and seed production of a commercial crop of a self pollinated species should be________________?

   A. 100 plants
   B. 200 plants
   C. 300 plants
   D. 400 plants

8. Wheat is predominantly________________?

   A. Self pollinated crop
   B. Often cross pollinated crop
   C. Cross pollinated crop
   D. Apomictie crop

9. 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

10. Seeds of wheat, paddy and maize showed positive correlation germination (%) and viability (%) as determined by________________?

    A. Grow put test
    B. Tz test
    C. Test of genetic purity of seeds
    D. Ageing test