In geometric growth,the total number of cells produced after four successive mitotic divisions will be . . . . . .

Which phase of a sigmoid curve explains the initial phase of growth when growth rate is very slow?

Select the correct option for the absolute growth and relative growth of the leaf shown below.

Define the following terms:
$(1)$ Growth
$(2)$ Growth rate

In the lag phase,growth is:

Which of the following statements are correct regarding the conditions necessary for plant growth?
i. Microelements and macroelements are required for the proper growth of the plant.
ii. For proper growth of plant,optimum temperature ranges between $15^{\circ} C-25^{\circ} C$.
iii. In the absence of oxygen,the process of respiration and release of energy takes place in all plants.
iv. Gravitational force decides the direction of growth of the shoot and root.
v. Light is essential for the germination of some seeds and photosynthesis.