UPSC PYQPrelims 2020

Civil Services Examination · प्रश्न 89

With reference to the current trends in the cultivation of sugarcane in India, consider the following statements: 1. A substantial saving in seed material is made when 'bud chip settlings' are raised in a nursery and transplanted in the main field. 2. When direct planting of setts is done, the germination percentage is better with single-budded setts as compared to setts with many buds. 3. If bad weather conditions prevail when setts are directly planted, single-budded setts have better survival as compared to large setts. 4. Sugarcane can be cultivated using settlings prepared from tissue culture. Which of the statements given above is/are correct?

  1. 1 and 2 only
  2. 3 only
  3. 1 and 4 only
  4. 2, 3 and 4 only
उत्तर देखें और व्याख्या

उत्तर: (C) 1 and 4 only

व्याख्या

Bud-chip nurseries save seed cane, and tissue-culture settlings are used. Multi-budded (3-bud) setts germinate and survive better than single-bud setts in direct planting.