Which of the following statements (i - vi) are correct ? (i) Growth cannot be taken as a defining property of living organism. (ii) Dead organism does not grow. (iii) Reproduction cannot be an all inclusive defining characteristic of living organisms. (iv) No non-living object is capable of replicating itself. (v) Metabolism in a test tube is non-living. (vi) Metabolism is a defining feature of all living organisms.
A. (i) and (iii)
B. All except (v)
C. All except (iii)
D. All of these
Correct Answer :
B. All except (v)
An isolated metabolic reaction(s) outside the body of an organism, performed in a test tube is neither living nor nonliving. Metabolism is the sum total of all chemical reachions occuring in our body.