The 'bark' of a tree includes all tissues:
Exterior to the vascular cambium
Interior to the vascular cambium
Within the vascular cambium
Including the pith
Related Questions
In plants the cells in the interior parts are
Dead and for mechanical support
Live and for various purpose
Both (a) and (b)
None of the above
During secondary growth in dicot stems, the cells that form the phelloderm are:
Parenchymatous
Sclerenchymatous
Collenchymatous
Fibrous
Tissues involved in secondary growth is/are
I. intercalary stem
II. vascular cambium
III. cork cambium
Select the correct options from below
I and II
II and III
I and III
I, II and III
The 'bark' of a tree includes all tissues:
Exterior to the vascular cambium
Interior to the vascular cambium
Within the vascular cambium
Including the pith
Growth rings are formed due to activity of
Extrastelar cambium
Intrastelar cambium
Interstelar cambium
Both (b) and (c )
Which organelle is INCORRECTLY paired with its function?
Ribosomes - Protein synthesis
Mitochondria - Carbohydrate storage
Golgi apparatus - Protein modification and packaging
Lysosomes - Intracellular digestion
In an annual ring, the light coloured part is known as
Early wood
Late wood
Heartwood
Sapwood
Which of the following is made up of dead cells?
Phloem
Xylem parenchyma
Collenchyma
Phellem
In a woody dicot stem undergoing secondary growth, which of the following cell types would be LEAST likely to be found within the region of the secondary phloem?
Sieve tube elements
Companion cells
Phloem fibers
Tracheids
The deposition of which compounds primarily contributes to the durability and insect resistance of heartwood?
Sugars and starches
Water and minerals
Tannins, resins, and aromatic substances
Enzymes and hormones
