Q. Consider the following statements with reference to 'ecological equivalence':

1. Ecological equivalence organisms occupy the same or similar ecological niches in different geographical regions.
2. Cats and owls are good examples of ecological equivalent organisms.

Which of the above is / are correct?
Answer: Both 1 and 2
Notes: Both the statements are correct with reference to ecological equivalence. Organisms that occupy the same or similar ecological niches in different geographical regions are known as Ecological Equivalents. For example, owls and cats, both feed on mice; but owls are found in deserts or forests while cats are around human habitations.