STRUCTURAL ORGANISTION OF PLANTS AND ANIMALS
MORPHOLOGY OF FLOWERING PLANTS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Free
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Monoadelphous
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Diadelphous
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Polyadelphous
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Detailed explanation-1: -Diadelphous means the stamens in an androecioum are arranged such that the filaments are bundled in two groups. In case of pea, out of ten, nine stamens form a staminal tube while one is free.
Detailed explanation-2: -Diadelphous – When stamens are united partially and are present in two bunches, they are called diadelphous, e.g. pea. Polyadelphous – When stamens are united and are present in more than two bunches, they are called polyadelphous, e.g. citrus.
Detailed explanation-3: -Assertion :Monoadelphous stamens are found in Pea. Reason: In Pea, stamens are united into one bunch or one bundle.
Detailed explanation-4: -The stamens in pea (Pisum sativum) are 10 or 9 and are diadelphous.
Detailed explanation-5: -Diadelphous condition is the characteristic feature of Fabaceae family. Gram and soyabean are members of Fabaceae family and hence show diadelphous condition.