Q23 of 50 Page 1

(a) Name the tropical sugar cane variety grown in South India. How has it helped in improving the sugar cane quality grown in North India ?

(b) Identify ‘a’, ‘b’ and ‘c’ in the following table:



1. The tropical sugarcane varity grown in Southern India is Saccharum officinarum which has high sugarcane content and thick stem. While in Northern India Saccharum barberi is grown which don’t have these characterstics.


2. These varities were crossed to get the desirable quality crop which have high sugar content and thick stem and can be grow in Northern area.


a.)Aphids


b.)jassids and fruit borer


c.)okra


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