Self-incompatibility is controlled by_________?

Related Mcqs:

1. Self incompatibility which is controlled by two genes is found in___________________?

   A. Gramineae
   B. Solanaceae
   C. Cruciferae
   D. None of the above

2. Self incompatibility which is controlled by single gene found in some species of__________________?

   A. Cruciferae
   B. Solanaceae
   C. Leguminosae
   D. All the above

3. The term self incompatibility was coined by________________?

   A. Koelreuter (1763)
   B. Gerstel (1950)
   C. East (1940)
   D. None of the above

4. Self incompatibility in which the genes express in the style is known as__________________?

   A. Styler SL
   B. Ovarian SL
   C. Polyallelic SL
   D. Diallelic SL

5. Gamatophytic system of self incompatibility was first discovered by____________________?

   A. Frankel (1977)
   B. Bresbaker (1958)
   C. Hughes and Babceek
   D. East and Mangelsdref (1925)

6. Gametophytic self incompatibility was first reported in___________________?

   A. Lena sativa
   B. Nicotine sandarac
   C. Set aria sphacelata
   D. Scale cereals

7. Self incompatibility is used for hybrid seed production in______________________?

   A. Rice
   B. Maize
   C. Cabbage
   D. Tomato

8. Genetic male sterility is controlled by_________________?

   A. Allelic genes
   B. Non alleleic genes
   C. nuclear genes
   D. All the above

9. Pollen sterility which is controlled by both cytoplasmic and nuclear genes is known as___________________?

   A. GMS
   B. CMS
   C. CGMS
   D. all the above

10. In wheat, Hessian fly pest is genetically controlled by__________________?

    A. Cytoplasm
    B. 5D + 5d
    C. 2D
    D. 1D