A. Colchicines treatment
B. Heat treatment
C. Breeding with the wild variety
D. Hormone spray
Related Mcqs:
- After self pollination of red flowered plants out of 40 plants of progeny were white flowered. this indicates that the plants are__________________?
A. Heterogeneous
B. Heterozygous
C. Homogenous
D. Homozygous - Previously Essential nutrients required for the growth of plants were sixteen. In recent time the essential nutrients required for the growth of plants are:_________?
A. 16
B. 17
C. 18
D. None of the aboveSubmitted by: Shafiq Rehman
- The term micro and macro environment was given by___________________?
A. Robinson (1948)
B. Lemer (1954)
C. Perkins (1971)
D. Comstock and Moll (1963) - Concept of combining ability as measure of gene action was first proposed by___________________?
A. Sprague and Tatum (1942)
B. Cavalli (1952)
C. Mather (1956)
D. Wright (1951) - Strands of DNA are bounded by___________________?
A. Icygen
B. Carbon
C. Hybrogen
D. Nitrogen - Heterosis can be fixed by___________________?
A. Apomixis
B. Polyploidy
C. Asexual reproduction
D. All the above - Polytene chromosomes were first observed by___________________?
A. Mendel (1810)
B. Balbiani (1881)
C. Allard (1910)
D. Baranetzky (1910) - Male sterility in flowering plant was first reported by___________________?
A. Stout (1917)
B. Koelreuter (1763)
C. Brewbaker (1810)
D. Gerstel (1900) - Theory of mutation was given by___________________?
A. Mendel
B. De Vries
C. Tschermak
D. Watson - The term poly genes was coined by___________________?
A. Yates (1947)
B. Hazel (1943)
C. Mather (1943)
D. Griffing (1956)