AP BIOLOGY

Detailed explanation-1: -In monocots, the primary root is short lived. It is replaced by a large number of roots which originate from the base of the stem. These roots constitute the fibrous root system.

Detailed explanation-2: -Dicot plants have tap root system and fibrous root system is seen in monocots.

Detailed explanation-3: -Most monocots (including grasses and onions) have a fibrous root system.

Detailed explanation-4: -A fibrous root system is the opposite of a taproot system. It is usually formed by thin, moderately branching roots growing from the stem. A fibrous root system is universal in monocotyledonous plants and ferns. The fibrous root systems look like a mat made out of roots when the tree has reached full maturity.

Detailed explanation-5: -The fibrous root system is found in rice, wheat, and all monocotyledons.