NEET BIOLOGY

Detailed explanation-1: -Such mutually beneficial interactions, where the interacting species benefit in some way from the relationship, in an unusual instance of ‘you scratch my back and I’ll scratch yours’, is called a mutualism.

Detailed explanation-2: -idiom. informal. : to do something that helps someone else but that is often difficult to do or wrong and with the expectation of help in return. usually used in the phrase You scratch my back, and I’ll scratch yours.

Detailed explanation-3: -One example of symbiosis is the relationship between certain species of ants and acacia trees. The ants live in the hollow thorns of the acacia tree and help to protect the tree from herbivores by attacking any that try to eat the leaves or bark.

Detailed explanation-4: -Symbiotic relationships are the close associations formed between pairs of species. They come in a variety of forms, such as parasitism (where one species benefits and the other is harmed) and commensalism (where one species benefits and the other is neither harmed nor helped).

Detailed explanation-5: -Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. One species typically uses the other for a purpose other than food. For example, mites attach themselves to larger flying insects to get a “free ride.” Hermit crabs use the shells of dead snails for homes.