Assertion: The cork cambium produces the secondary xylem and phloem in dicot stems.
Reason: Secondary growth leads to an increase in the girth of the stem.
Choose the correct option:
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Assertion is correct, but Reason is incorrect
Assertion is incorrect, but Reason is correct
Related Questions
Arrange the following tissues from outermost to innermost in a woody dicot stem:
(a) Secondary xylem
(b) Phellem
(c) Secondary phloem
(d) Secondary cortex
(a), (b), (c), (d)
(b), (d), (c), (a)
(d), (b), (a), (c)
(c), (a), (b), (d)
A plant with a damaged vascular cambium will likely have difficulty in:
Absorbing water from the soil
Carrying out photosynthesis
Transporting water, minerals, and sugars
Producing flowers
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
Bark formed early in the season is called as?
Earlywood
Latewood
Heartwood
Sapwood
The activity of the vascular cambium leads to an increase in the:
Length of the stem or root
Number of leaves
Girth of the stem or root
Number of root hairs
Complementary cells are formed from
Vascular cambium
Phellogen
Apical meristem
Intercalary meristem
Lenticels, formed during secondary growth in woody stems, primarily facilitate:
Water transport
Nutrient absorption
Gaseous exchange
Phloem loading
Bark is the non-technical term which refers to
A few tissue exterior to the vascular cambium
A few tissue interior to the vascular cambium
All the tissue interior to the vascular cambium
All the tissue exterior to the vascular cambium
Complementary cells are associated with
Xylem
Phloem
Meristem
Cambium
Late wood has fewer and narrower xylary elements than early wood. Which of the following best explains this observation?
Increased cambial activity during spring
Reduced cambial activity during winter
Higher water availability during summer
Lower nutrient availability during autumn
