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🔬 Biology  ·  Morphology of Flowering Plants  ·  NEET

A perianth, where the calyx and corolla are not distinguishable, is typical of:

Answer: Liliaceae.

  • A Liliaceae
  • B Fabaceae
  • C Solanaceae
  • D Poaceae

Correct answer: A. Liliaceae

Explanation: In Liliaceae the perianth consists of tepals, not distinct sepals and petals.

Stem Cross-Section: Dicot vs MonocotDicot: bundles in a RINGMonocot: bundles SCATTERED

In a dicot stem, vascular bundles are arranged in a single ring (with cambium between xylem and phloem, enabling secondary growth); in a monocot stem, bundles are scattered throughout with no cambium, so monocots can't undergo secondary growth (no wood formation).

Concept context

External structure of roots, stems, and leaves plus internal tissue organization. High marks in Class 11 and NEET.

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