CBSE
Multiple Choice QuestionsQuiescent centre is found in plants at
root tip
cambium
shoot tip
leaf tip
Age of a tree can be estimated by
its height and girth
biomass
number of annual rings
diameter of its heartwood
Medullary rays are tissues made up of
phloem parenchyma
xylem parenchyma
sieve tube
sclerenchyma
Portion of apical meristem that gives xylem tissue is called
protoxylem
procambium
metaxylem
tracheid
In the following pairs, where do you get lignin in both the element?
Tracheid and collenchyma
Sclerenchyma and sieve tube
Sclerenchyma and trachea
Parenchyma and endodermis
Lenticels are involved in
transpiration
gaseous exchange
food transport
photosynthesis
One of the characteristic of sieve tube is
it is a part of phloem
function is transport of inorganic solutes
it is dead cell
sieve plate is not present
Pith is absent in
protostele
eustele
amphiphloic stele
ectophloic stele
Interfascicular cambium develops from the cells of
medullary rays
xylem parenchyma
endodermis
pericycle
Interfascicular cambium is a
primary meristematic tissue
primordial meristem
type of protoderm
secondary meristematic tissue
