The number of individuals of a species in a particular ecosystem at a given time remains constant due to

What type of interaction exists between leguminous plants and $Rhizobium$ bacteria?

Identify the incorrect statement.

Amensalism represents which of the following interactions?

Which of the following statements is incorrect?

Which of the following statements regarding species interdependence are true?
$I.$ An association of two species where one is benefited and the other remains unaffected is called mutualism.
$II.$ An interspecific association where both partners derive benefit from each other is called commensalism.
$III.$ $A$ direct food relation between two species of animals in which one animal kills and feeds on another is referred to as predation.
$IV.$ $A$ relationship between two species of organisms where both partners are benefited from each other is called symbiosis.