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Questions and Answers
What is the size of an adult rice weevil?
What is the length of a rice weevil?
When do rice weevils hibernate?
When do rice weevils breed?
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What is the lesser grain borer?
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What is the damage caused by rice weevils?
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Study Notes
- Rice weevil is a destructive pest found worldwide, including India.
- It attacks stored grains such as rice, sorghum, wheat, barley, and maize.
- The adult weevil is reddish-brown, 3 mm in length, and has a long, slender, curved rostrum.
- Females lay about 400 eggs on grains during the active season, and eggs hatch in 6-7 days.
- Larvae bore directly into the grain and feed on it, causing irregular holes of 1.5 mm diameter.
- Rice weevil breeds from April to October and hibernates in winter as an adult.
- The pupal stage lasts 6-14 days, and at least one generation is completed in a year.
- Both adults and larvae cause damage to the grains, destroying more than what they eat.
- Rice weevil can be found in paddy fields as well.
- Lesser grain borer is another destructive pest that attacks stored grains.
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Description
Think you know everything about the rice weevil? Test your knowledge with this quiz! Learn about the destructive pest that attacks stored grains like rice, sorghum, wheat, barley, and maize. Discover the characteristics of the adult weevil, its breeding and hibernation patterns, and the damage it causes to grains. Don't forget to brush up on your knowledge of the lesser grain borer, another pesky pest that attacks stored grains. Put your knowledge to the test and see if you
