A unique feature of the quiescent center in root apical meristem is its:
High mitotic activity and contributes to root cap formation
Low mitotic activity and acts as a reserve
High metabolic activity and synthesizes growth hormones
Absence of cell division and undergoes programmed cell death
Related Questions
Which of these is NOT a function of meristematic tissue?
Photosynthesis
Cell division
Growth in length
Growth in girth
A leaf primordium grows into adult leaf lamina
At first by apical meristem and later largely by marginal meristems
By apical meristem
By lateral meristem
By marginal meristem
A branch or a flower develops in the axil of the leaves by the activity of
axillary bud
terminal bud
intercalary meristem
apical meristem
I. Fat
II. Protein
III. Sugar
IV. Salt
Which of the above is/are present in higher concentration with the meristematic cells?
I. Fat
II. Protein
III. Sugar
IV. Salt
A unique feature of the quiescent center in root apical meristem is its:
High mitotic activity and contributes to root cap formation
Low mitotic activity and acts as a reserve
High metabolic activity and synthesizes growth hormones
Absence of cell division and undergoes programmed cell death
I. Primary tissues of plants add length to the roots and shoots
II. Secondary tissue of plants adds diameter to the roots and shoots
III. Cells of permanent tissue are specialised both structurally and functionally
Which of the above statement is/are true?
All except I
All except II
All except III
I, II and III
In a woody dicotyledonous tree, which of the following parts will mainly consist of primary tissues?
Stem and root
All parts
Shoot tips and root tips
Flowers, fruits and leaves
Choose the correct statement
A group of cell having common origin generally perform common function
All of the cells in a plant body are capable of dividing
Permanent tissues have all cells same in function but different in structure
None of the above
Which of the following statements is INCORRECT regarding the development of floral appendages?
(a) They arise from the condensed internodes of the modified shoot.
(b) They are formed laterally at successive nodes.
(c) They completely replace the leaves on the floral shoot.
(d) They are produced by the floral meristem.
a
b
c
d
Viral infection is usually absent in
Phloem cells
Xylem cells
Pith cells
Apical meristem
