Question
Download Solution PDFWhich of the following statements regarding Desert locusts is NOT correct?
Answer (Detailed Solution Below)
Option 2 : Locusts are known to be passive flyers and always wait for very strong windy conditions and follow the wind.
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UPSC CDS 01/2025 General Knowledge Full Mock Test
120 Qs.
100 Marks
120 Mins
Detailed Solution
Download Solution PDFOption 2 is NOT correct.
- Desert locusts (Schistocerca gregaria), which belong to the family of grasshoppers, normally live and breed in semi-arid or desert regions.
- For laying eggs, they require bare ground, which is rarely found in areas with dense vegetation.
- So, they can breed in Rajasthan but not in the Indo-Gangetic plains or Godavari and Cauvery delta.
- These locusts usually breed in the dry areas around Ethiopia, Somalia, Eritrea along the eastern coast of Africa, a region known as the Horn of Africa.
- Apart from the search for food, their movement has been aided by westerly winds.
- Locusts are known to be passive flyers, and generally follow the wind. But they do not take off in very strong windy conditions. Hence, Option 2 is NOT correct.
- Historically, locust control has involved spraying of organo-phospate pesticides on the night resting places of the locusts.
Last updated on Jun 26, 2025
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