Question

In bean flower the largest posterior petal is known as
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Answer 1

Answer:

standard or vexillum

Explanation:

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Answer 2

Standard or vexillum is the largest posterior petal of bean .

• Bean belongs to the Fabaceae.
• It is third largest family .
• Flower is zygomorphic , pentamerous , hypogynous ovary and bisexual.
• 5 sepals and 5 petals with imbricate aestivation and vexillary aestivation respectively.
• Sepals are gamosepalous and petals are polypetalous.
• General floral formula of the Fabaceae family is -Br%⚥K(5)C1+2+(2)A(9)+1G1.
• Posterior one largest petal is called standard , middle 2 petals are called wing and anterior two are called keel .Keels are united together.
• Benefits of beans
• Antioxidants found in beans and legumes help prevent cell deterioration, combat disease, and slow the ageing process.
• The digestive system benefits from the fibre and other nutrients, which may even guard against malignancies of the digestive tract.
• Any meal, whether it be for breakfast, lunch, or dinner, can include legumes.

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