Which of the following statements are true?
Q3 Consider the following definitions of Eco tone, Ecological niche and Ecological foot print.
i) Eco tone is a zone of junction between two or more diverse ecosystems.
ii) An ecological niche is the role and position a species has in its environment.
iii) An ecological footprint is a measure of human impact on Earth's ecosystems
Which of the above statements is/are correct?