Q.Which one of the following are the species that are crossed to give sugarcane varieties with high sugar, high yield, thick stems and ability to grow in the sugarcane belt of North India?

Step 1. The chapter's sugarcane example states that Saccharum barberi, originally grown in North India, had poor sugar content and yield.

Step 2. Tropical Saccharum officinarum, grown in South India, had thicker stems and higher sugar content but did not grow well in North India.

Step 3. These two species were successfully crossed to combine high yield, thick stems, high sugar content and the ability to grow in North India's sugarcane belt. …

Match the two named Saccharum species in the chapter's sugarcane example to t …

• Confusing officinarum (thick stems, high sugar, South India) with robustum or sinense, neither of which is named in the chapter's example. …