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Bio 2 - GLOSS - 05
🧬📗1️⃣ Module 4 - BIOLOGY GLOSSARY - SET 5
| Question | Answer |
|---|---|
| fungal filaments | Thread‑like fungal structures that grow through soil and help absorb nutrients for the plant–fungus partnership. |
| fungal sheath | A protective fungal covering that surrounds plant roots and increases nutrient‑absorbing capacity. |
| fungal penetration | The process by which fungal hyphae enter root tissues to form a functional symbiotic connection. |
| white rot fungus | A type of fungus capable of breaking down lignin, contributing to decomposition and nutrient recycling. |
| lignin digestion | The breakdown of lignin in plant cell walls, allowing organic matter to decompose and nutrients to return to the soil. |
| litter decomposition | The biological breakdown of dead plant material, enriching soil and supporting plant growth. |
| ramified hyphae | Highly branched fungal filaments that increase contact with soil particles and improve nutrient uptake. |
| filament ramification | The branching of fungal filaments that expands the surface area for nutrient absorption. |
| fungal–root union | The physical and functional connection between fungal hyphae and plant roots in mycorrhizal symbiosis. |
| nutrient absorption | The uptake of essential minerals and water by plants, enhanced by fungal partners. |
| phosphate uptake | The absorption of phosphate from soil, significantly improved by mycorrhizal fungi. |
| nitrogen uptake | The acquisition of nitrogen compounds from soil, supported by fungal associations. |
| surface‑area expansion | The increase in effective root surface area due to fungal hyphae, improving nutrient and water absorption. |
| sugar transfer | The movement of plant‑produced sugars to fungi as part of the mutualistic exchange. |
| ectomycorrhiza | A type of mycorrhiza where fungi form a sheath around roots and penetrate between root cells. |
| endomycorrhiza | A type of mycorrhiza where fungi penetrate root cells to form internal nutrient‑exchange structures. |
| soil biota | Living organisms in soil, including fungi, bacteria, and small animals, that support nutrient cycling. |
| decomposers | Organisms that break down dead organic matter, releasing nutrients back into the ecosystem. |
| detritus processing | The breakdown of dead plant and animal material into simpler compounds. |
| nutrient cycling | The continuous movement and transformation of nutrients through soil, plants, fungi, and decomposers. |
| organic matter breakdown | The decomposition of biological material that enriches soil fertility. |
| plant–fungus coevolution | The long-term evolutionary relationship in which plants and fungi adapt together for mutual benefit. |
| interspecies interactions | Biological relationships between different species, such as plants and fungi, that influence survival and reproduction. |
| underground biodiversity | The variety of living organisms in soil ecosystems that support plant growth and reproductive success. |
| soil ecosystem dynamics | The interactions among soil organisms, nutrients, and environmental factors that affect plant survival and reproduction. |