Heterosis can be fixed by___________________?

Related Mcqs:

1. Dominance hypothesis of heterosis was first proposed by__________________?

   A. Davenport (1908) B. Shull (1914) C. Bruce (1910) D. Davis (1927)...

2. The term heterosis was coined by____________________?

   A. Hull (1945) B. Bruce (1910) C. East (1908) D. Shull (1914)...

3. The term useful heterosis was first used by__________________?

   A. Meredith and Bridge (1972) B. Richey (1914) C. Jenkins (1935) D. Hull (1950)...

4. Heterosis can be fully exploited in the form of_____________________?

   A. Composites B. Hybrids C. Multi lines D. Synthetics...

5. Heterosis results due to____________________?

   A. Dominance B. Overdominance C. Epistasis D. All the above...

6. The term micro and macro environment was given by___________________?

   A. Robinson (1948) B. Lemer (1954) C. Perkins (1971) D. Comstock and Moll (1963)...

7. Strands of DNA are bounded by___________________?

   A. Icygen B. Carbon C. Hybrogen D. Nitrogen...

8. Polytene chromosomes were first observed by___________________?

   A. Mendel (1810) B. Balbiani (1881) C. Allard (1910) D. Baranetzky (1910)...

9. Plants can be made disease resistant by___________________?

   A. Colchicines treatment B. Heat treatment C. Breeding with the wild variety D. Hormone spray...

10. Theory of mutation was given by___________________?

    A. Mendel B. De Vries C. Tschermak D. Watson...