Growth in length of a plant can be measured by

Which of the following is the result of metabolism?

Given below are two statements about plant growth.
Statement $I$: Curve for arithmetic growth is linear.
Statement $II$: Curve for geometric growth is exponential.
In the light of the above two statements,choose the most appropriate answer from the options given below.

Different growth phases result in a

In plants,growth occurs by $...$ through their life span. Choose an appropriate option to complete the given $NCERT$ statement.

Describe the log phase in geometrical growth.