NEET Botany Strategies for Enhancement in Food Production Questions Solved

BOARD

Scientists have succeeded in recovering healthy sugarcane plants from a diseased one.

(a) Name the part of the plant used as explant by the scientists.

(b) Describe the procedure that the scientists followed to recover the healthy plants.

(c) Name the technology used for crop improvement.

(a) Stem of saccharam barberi and S.officianarumis used as explant by the scientists.

(b) The explant or virus-free merstem is grown in nutrient medium under aseptic conditions. The tissue proliferates to form undifferentiated mass / callus. This callus formed is tranfered to a medium contaning growth harmons like auxins and cytokinins.

(c) Plant breeding (cross hybridisation) is used for crop improvement.

Difficulty Level:

  • 79%
  • 15%
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