Which of the following is $NOT$ true for the scientific method of problem-solving?

Which two points are known as the twin characteristics of growth?
$(i)$ Increase in mass $(ii)$ Differentiation $(iii)$ Increase in number of individuals $(iv)$ Response to stimuli

To which external factors do living organisms show responses?

Match Column-$I$ (Scale) with Column-$II$ (Biological entity) and select the correct option:
| Column-$I$ (Scale) | Column-$II$ (Biological entity) |
| :--- | :--- |
| $(a)$ Macroscopic | $(i)$ Cells |
| $(b)$ Microscopic | (ii) Organisms |
| $(c)$ Sub-microscopic | (iii) Society |
| $(d)$ Conceptual | (iv) Atoms |

Which of the following statements regarding growth is incorrect?

There are several ways of looking at living things. One way,which is at the molecular and analytical level with regard to life,could be described as: