The situation where an egg cell is developed into an embryo' without fertilization, is described as?
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Question 1812
The series of changes in the vegetation of bare rocky beds, rocky hill slopes sand beds into, extreme scarcity of water are together known as?
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Question 1813
The series of changes in the vegetation of a pond, lake, marsh or a stream are together known as?
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Question 1814
The segregation of individuals in the F2 or in a later generation of a cross, which shows a more extreme development of a character than either parent is termed as?
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Question 1815
The scientific name of maize is?
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Question 1816
The scientific name of bread wheat is?
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Question 1817
The production of double cross hybrid in maize was first suggested by?
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Question 1818
The science, which deals with the study of interrelationship between the living organisms and the various factors of the environment surrounding them as?
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Question 1819
The science dealing with variation and heredity is called?
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Question 1820
Which is a common method used in cross-pollinated crops?
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