Biotic Interaction
Environment · जैविक अंतःक्रिया
📋Quick Overview
Key facts about Biotic Interaction for RRB NTPC, SSC CGL, and other competitive exams. These are frequently asked in the GK section and mastering them ensures easy marks.
⭐
Mutualism — Both benefit — +/+ e.g., bee & flower
⭐
Commensalism — One benefits, other unaffected — +/0 e.g., barnacle on whale
📖Biotic Interaction
| Name | Detail | Key Fact |
|---|---|---|
| Mutualism | Both benefit | +/+ e.g., bee & flower |
| Commensalism | One benefits, other unaffected | +/0 e.g., barnacle on whale |
| Parasitism | One benefits, other harmed | +/- e.g., tapeworm in human |
| Predation | Predator kills prey | +/- e.g., lion eating deer |
| Competition | Both harmed | -/- e.g., two plants for sunlight |
| Amensalism | One harmed, other unaffected | -/0 e.g., large tree shading small plant |
| Symbiosis | Close long-term interaction | Includes mutualism, commensalism, parasitism |
📝Key Points
- •Mutualism: Both benefit: +/+ e.g., bee & flower
- •Commensalism: One benefits, other unaffected: +/0 e.g., barnacle on whale
- •Parasitism: One benefits, other harmed: +/- e.g., tapeworm in human
- •Predation: Predator kills prey: +/- e.g., lion eating deer
- •Competition: Both harmed: -/- e.g., two plants for sunlight
- •Amensalism: One harmed, other unaffected: -/0 e.g., large tree shading small plant