20 min read 
What is Parasitism? Definition of Parasitism Parasitism is a symbiotic relationship between two species in which one organism, the parasite, derives benefits at the expense of the other organism, the host, often causing it harm. Mechanisms of Dispersal Types of Parasitism Parasitism, a multifaceted biological interaction, can be classified based on various criteria, ranging from … Read more
5 min read 
What is Amensalism (Antagonism)? Amensalism is a sort of biological interaction in which one species harms another without incurring any costs or gaining any advantages. It is a form of interaction or competitive behaviour between organisms. Modes of Amensalism or Types of Amensalism 1. Competition Example 2. Antibiosis Example Examples of Amensalism In the Ocean, … Read more
23 min read 
What is Competition Interaction? Competition is defined as an interaction between two or more individuals of the same population or between two or more populations in which each adversely affects the other’s access to limited resource(s) (food, water, nesting sites, shelter, mates, etc.). Mutualism is defined as a population interaction that benefits both parties. Competitive … Read more
15 min read 
Short-term interactions 1. Predation Example of Predation 2. Pollination Example of Pollination 3. Seed dispersal Example of Seed dispersal Symbiosis: long-term interactions Mutualism, commensalism, parasitism, neutralism, amensalism, and competition are the six forms of symbiosis. These are distinguished by the extent to which they benefit or hurt each partner. 1. Competition Example of Competition 2. … Read more