Question
XYZ system of hybrid seed production in wheat was
proposed by:Solution
The principle of the XYZ system was published by Driscoll (1972). It uses an addition chromosome carrying a gene for pollen fertility and a gene for a phenotype marker – blue coloured aleurone layer.
A statement is given followed by two courses of action I and II. Analyse the given situation and select the appropriate course of action.
Stateme...
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In each question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be t...
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Courses of Action :
I. Industries violating pollution ...
In each question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be t...
In each question below is given a statement followed by two courses of action numbered I and II. You have to assume everything in the statement to be ...
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In the question below, few statements are given depicting an issue or a problem. You have to assume everything in the statements to be true even if th...
