Which of the following are characteristics of living beings?

(i) Respiration

(ii) Reproduction

(iii) Adaptation

(iv) Excretion

Choose the correct answer from the options below:

Some of the characteristics are common to all living beings, such as, growth and reproduction, excretion, adaptation, respiration, response to stimuli, etc. Organisms have different mechanisms for these life processes according to their habitat. Some organisms respire through lungs, gills and also through skin. Similarly, the excretory product is not the same for all living beings.