Genetic male sterility is controlled by_________________?

Related Mcqs:

1. Cytoplasmic genetic male sterility was first discovered by___________________?

   A. Jones and Davies (1944)
   B. Devaries and Correns (1900)
   C. Bruce and Keeble (1908)
   D. Nilson (1900)

2. Male sterility in flowering plants was first reported is__________________?

   A. Bateman (1952)
   B. Stout (1917)
   C. Koelreuter (1763)
   D. Braw baker (1958)

3. Male sterility in flowering plant was first reported by___________________?

   A. Stout (1917)
   B. Koelreuter (1763)
   C. Brewbaker (1810)
   D. Gerstel (1900)

4. Male sterility is absence of_________?

   A. Functional pollen
   B. Sterile pollen
   C. Sterile anther
   D. All of these

   Submitted by: Bahram Rahi

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

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

6. Genetic selection was proposed by_________________?

   A. Richy (1927)
   B. Stadler (1944)
   C. Hull (1945)
   D. East (1920)

7. The recommended ratio of male the recommended of male rows to female rows in hybrid bajra production is_________________?

   A. 2 to 4
   B. 1 to 2
   C. 4 to 8
   D. 3 to 6

8. Cytoplasmic sterility is govemed by________________________?

   A. Nuclear genes
   B. Plasma genes
   C. Monoalleleic genes
   D. None of the above

9. Who arrang the following associated with genetic engineering___________________?

   A. Watson
   B. Crick
   C. Koruna
   D. Morgan

10. The genetic constitution of an orgarusm is denoted by____________________?

    A. Phenotype
    B. Genotype
    C. Allele
    D. Genome