A fibrous root system is better adapted than the taproot system for
A.Storage of food
B.Anchorage of the plant to soil
C.Absorption of water and Minerals
D.Transport of water and organic food
Answer
617.4k+ views
Hint: The roots are the organs of a plant in vascular plants that are adapted to provide the plant with anchorage and draw in water and nutrients into the body of the plant, allowing plants to grow taller and faster.
Complete answer:
Very commonly, roots lie below the surface of the earth, but the roots may also be aerial or aerating, that is, rising above the ground or above the water in particular. In seed-producing plants, the first root is the radicle, which grows after seed germination from the plant embryo. The key functions of the root are the absorption of water and inorganic nutrients; the anchoring and support of the plant body to the ground; secondary functions may include: food and nutrient storage; vegetative reproduction; and competition with other plants. The morphology of the root is divided into four zones: the cap of the root, the apical meristem, the region of elongation and the fur. As dissected, root hair, epidermis, cortex, endodermis, pericycle and, ultimately, the vascular tissue in the middle of the root are the organisation of the cells in a root to carry the water drained by the root to other parts of the plant. The inverse of a taproot system is a fibrous root system.
It is typically produced by thin roots rising from the stem, moderately branching. In monocotyledonous plants and ferns, a fibrous root system is universal. When the tree has reached full growth, the fibrous root structures appear like a mat formed out of roots.
Hence, the correct answer is option (B)
Note: Most trees start life with a taproot, then move to a wide-spreading fibrous root system with mostly horizontal surface roots and just a few vertical, deep anchoring roots after one to a few years. A normal mature tree 30-50 m tall has a root system that spreads horizontally in both directions as long as the tree is tall or higher, but the top 50 cm depth of soil is just above 95% of the roots.
Complete answer:
Very commonly, roots lie below the surface of the earth, but the roots may also be aerial or aerating, that is, rising above the ground or above the water in particular. In seed-producing plants, the first root is the radicle, which grows after seed germination from the plant embryo. The key functions of the root are the absorption of water and inorganic nutrients; the anchoring and support of the plant body to the ground; secondary functions may include: food and nutrient storage; vegetative reproduction; and competition with other plants. The morphology of the root is divided into four zones: the cap of the root, the apical meristem, the region of elongation and the fur. As dissected, root hair, epidermis, cortex, endodermis, pericycle and, ultimately, the vascular tissue in the middle of the root are the organisation of the cells in a root to carry the water drained by the root to other parts of the plant. The inverse of a taproot system is a fibrous root system.
It is typically produced by thin roots rising from the stem, moderately branching. In monocotyledonous plants and ferns, a fibrous root system is universal. When the tree has reached full growth, the fibrous root structures appear like a mat formed out of roots.
Hence, the correct answer is option (B)
Note: Most trees start life with a taproot, then move to a wide-spreading fibrous root system with mostly horizontal surface roots and just a few vertical, deep anchoring roots after one to a few years. A normal mature tree 30-50 m tall has a root system that spreads horizontally in both directions as long as the tree is tall or higher, but the top 50 cm depth of soil is just above 95% of the roots.
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