The cells of tracheary elements lose their protoplasm and become dead at maturity due to the deposition of lignocellulos…

Which of the following is essential for the growth of the plants?

The role of PGRs is a kind of intrinsic control.

The hormone responsible for apical dominance is________

Statement A: Short day plants required more exposure to light than the critical duration. Statement B: Long day p…

Which of the following curves is a characteristic of all living organisms?

Elongation and thickening of sclerenchyma cells are an example of ______

Which of the following phenomenon leads to the specification of functions of dedifferentiated cells upon maturity?