In which of the following secondary growth takes place
Riccia
Funaria
Selaginella
None of these
(d)Secondary growth takes place in angiosperms because cambium are present $(except \,monocots)$.
Which will decay faster if exposed freely
Which of the statements given below is not true about formation of Annual Rings in trees ?
Vascular cambium is a meristematic layer that cuts off
Describe contribution of cork cambium in secondary growth.
$I.$ Annual rigs are formed as a result of seasonal environmental conditions
$II.$ Tracheids/vessels elements are larger during periods when water is abundant
$III.$ Tracheids/vessels elements have thicker wall during periods of water deprivation
$IV.$ Wood formed in the previous years is darker than newer wood
Select the combination of correct statements from the options given below
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