Answer: Fibrous root.
- A Tap root
- B Fibrous root
- C Adventitious root only
- D No roots
Correct answer: B. Fibrous root
Explanation: Monocots have a fibrous root system where many roots of similar size arise from the base of the stem. Dicots have a tap root system with a main primary root.
Plants evolved from water-dependent algae through increasingly land-adapted groups, gaining vascular tissue (Pteridophyta), then seeds (Gymnosperms), and finally fruit-enclosed seeds (Angiosperms) - each step reducing dependence on water for reproduction.
Concept context
Classification of plants from algae to angiosperms. Understanding plant diversity is essential for NEET.