HORTICULTURE SCIENCE
PLANT BIO CHEMISTRY
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Mature tissues that are undergoing differentiation
|
|
|
matured tissues which are already differentiated
|
|
|
Actively dividing to produce new cells for growth
|
|
|
categorised into epidermal tissue, ground tissue and vascular tissue
|
Detailed explanation-1: -Complete answer: In xylem tissue, it is composed of four different kinds of cells, they are tracheids, xylem vessels, xylem fibers, and xylem parenchyma. Thus it is a complex tissue. The xylem parenchyma are living cells, thus it cannot be considered as permanent tissue.
Detailed explanation-2: -The correct answer is Intercellular spaces are present. The characteristic features of permanent tissue are: Cells have intercellular spaces to keep them separated.
Detailed explanation-3: -The characteristics of permanent tissue are as follows: Cells are fully differentiated. Cells loose the ability to divide. Cells take up permanent shape, size and specific roles.
Detailed explanation-4: -(b) Permanent or non-diving tissue. Tissues made up of actively dividing cells are called meristematic tissues or meristems. Meristematic tissues are responsible for plant growth. They are present at the tips of roots, stem and branches.