Naturally self pollinated crops having_________.
Progeny of single homozygous self pollinated crop known as__________.
Indian scientist who contributed for sugarcane research was__________.
First used X-rays for mutations in crop plants observed by _______.
Triticale contributed by _______.
Mendel , G.
A variety for general cultivation over a wide range of environmental conditions has _______.
a & b
High yielding semi dwarf varieties of wheat developed by_____________.
Eight centre of crop diversity identified by_______________.
Male and female gametes are produced in specialized structure known as___________.
Flower having crolla, calyx, stamens and pistil known as_______.
Example of tuber is _______.
Breeding method for development of disease resistant variety is_______.
Simple and cheapest method for crop improvement is_______.
Bajra is cross pollinated crop due to_______.
In back cross breeding, parent used only once is________ factor.
a & b
Concept of plant ideotype was first given by_______ effect.
Variety having wider adaptability, if it is developed through__________.
Pure line selection
Land race has_________.
Homozygosity and Homogenity
GMS is maintained by___________.
Cross pollination promotes_______.
a & b
Self pollination decreases______________.
Protected areas of great genetic diversity under natural condition______.
Gene bank bank
Trisomic having_______________ chromosome numbers.
Severe outbreak of disease occurs in crop plant due to_______.
Narrow genetic base
Failure of horizontal resistance
Broad genetic base
If frequency of ‘p’ is 0.2 then Value of Heterozygous genotype (H) will be.
Number of score out of 25 =
Score in percentage =
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