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Rhizome, ul"runner" and bulb are the exa...

Rhizome, `ul"runner"` and bulb are the examples of underground stem.

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Assertion : Asparagus can be vegetatively propagated by the stem. Reason : Aspargus has unbranched swollen, underground stem having circular nodes that have buds for growth of daughter plants.

Read the given statements and select the correct ones. (i) Root caps are present in prop roots. (ii) Pneumatophores helf to get oxygen for respiration. (iii) Edible part of ginger is underground stem. (iv) Hydrophytes usually possess a well developed root system.

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Read the following statements. (i)In Limnophila heterophylla, the lamina of submerged leaves is very much dissected while the lamina of aerial leaves is entire.This variation in the form of lamina is referred to as ______. (ii)Potato tubers, when exposed to light, turn green due to the increased production of a glycoalkaloid named______. (iii)In ______,ovary arises from the bottom of the cup-shaped thalamus and androperianth arises from the rim of the cup-shaped thalamus. (iv)Underground stems can be differentiated from roots by ____ of axillary buds on the nodes. Select the correct fill-ups out of the following for the above statements

ARIHANT PUBLICATION-REPRODUCTION IN ORGANISMS -PART-2 Questions for Assessment (Correct the statements, if required by changing the underlined word)
  1. In ul"layering", roots are artificially induced to grow on the branche...

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  2. Rhizome, ul"runner" and bulb are the examples of underground stem.

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