Citrus canker is a disease caused by ___________________?

Related Mcqs:

1. Citrus is divided into three genera, citrus, poncirus and fortunate by______________________?

   A. Hodgson
   B. Swingle
   C. Lincous
   D. None of the above

2. Citrus belongs to the___________________?

   A. Announaceae
   B. Rutaceae
   C. Citrea
   D. All the above

3. Citrus root stock seeding are ready for budding after_____________________?

   A. 6 months
   B. 9 months
   C. 01 months
   D. 02 months

4. Nitrogen requirement for citrus plant per year is___________________?

   A. 1 Kg
   B. 1-1.5Kg
   C. 2Kg
   D. 4Kg

5. Citrus has its origin in____________________?

   A. Indo- Chinese region
   B. Africa
   C. South America
   D. Middle east

6. Citrus tree can tolerate soil pH_________________?

   A. 5-6
   B. 5.5-8.5
   C. 5.5-7.5
   D. None of the above

7. Citrus root stock species are propagated through_________________?

   A. Seeds
   B. Cutting
   C. Buds
   D. None of the above

8. Citrus orchards are usually planted in___________________?

   A. Square system
   B. Quineunx system
   C. Rectangular system
   D. None of the above

9. Genus of citrus is____________________?

   A. Fortunal
   B. Poncirus
   C. Citrus
   D. All the above

10. Degreening of citrus fruit is achieved by the use of_____________________?

    A. Ethrel
    B. Ethepone
    C. Ethylene
    D. Cytokinine