Question:

Maggots enter the stem and feed on the growing point of the central shoot and the attacked tiller is converted into a shining tubular structure called "Silver shoot". It is due to which of the following pests?

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Rice pests and symptoms:
- Gall midge: Silver shoot.
- Stem borer: Dead heart.
- Hispa: Scraping of leaf tissues.
- Gundhi bug: Sucking sap.
  • Rice Gundhi bug
  • Rice root weevil
  • Gall midge
  • Rice hispa
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The Correct Option is C

Solution and Explanation

Step 1: Understanding the Question:
This question tests knowledge of rice pests and their symptoms.

Step 2: Detailed Explanation:

The rice gall midge (Orseolia oryzae) causes "silver shoot" symptoms.
The maggots enter the stem and feed on the growing point, converting the tiller into a hollow, shining tubular structure.
Rice Gundhi bug (A): Causes damage by sucking sap.
Rice root weevil (B): Feeds on roots.
Rice hispa (D): Scrapes leaf tissues.
Thus, the pest is gall midge.

Step 3: Final Answer:

Thus, the pest causing silver shoot is gall midge, which corresponds to option (C).
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