The tip of a twiner is sensitive and coils around a support. This coiling is called:

With the help of a graph, describe arithmetic growth.

Which of the following movements is induced by injury?

Find out the correct statement$(s)$.
$(a)$ Growth in plants is internal/intrinsic and open-ended.
$(b)$ Formation of cellular materials is called real or protoplasmic growth.
$(c)$ Plant growth is diffused only during the early embryonic stage.

Plant growth is unique because

$A$ primary root grows from $5 \, cm$ to $19 \, cm$ in a week. Calculate the growth rate and relative growth rate over the period.