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Which one of the following statements is correct with respect to the plant species and its use?
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- Oryza sativa – rich source of protein
- Manihot utilissima – root tubers eaten especially in Kerala
- Ricinus communis – important edible cereal
- Hibiscus esculentus – flowers eaten throughout the country.
Correct Option: B
Oryza sativa is rice. Ricinus communis is castor, a source of castor oil that acts as a purgative. Manihot is the scientific name for tapioca, a tuber rich in starch. Hibiscus esculentus is okra (bhindi).
