|
Deciduous plants shed their leaves during hot summer or autumn
|
|
1
|
1079
|
January 2, 2017
|
|
What is the commercial source of cork? How is it formed in the plant?
|
|
1
|
2463
|
January 2, 2017
|
|
Describe briefly the anatomy of a dicot root
|
|
1
|
2038
|
January 2, 2017
|
|
Describe the internal structure of a dorsiventrai leaf with
|
|
1
|
728
|
January 2, 2017
|
|
Explain the process of secondary growth in the stems of woody angiosperms
|
|
1
|
1761
|
January 2, 2017
|
|
Cut a transverse section of young stem of a plant from your school garden
|
|
1
|
1018
|
January 2, 2017
|
|
How does cambium ring form in a dicot stem?
|
|
1
|
1570
|
January 2, 2017
|
|
(i) How the continued secondary growth affects stem?
|
|
1
|
744
|
January 2, 2017
|
|
Demonstrate and explain the formation of annual ring in the transverse
|
|
1
|
779
|
January 2, 2017
|
|
Lentides are loosely arranged areas in the periderm
|
|
1
|
1112
|
January 2, 2017
|
|
Composition of bade and its functions
|
|
1
|
669
|
January 2, 2017
|
|
Explain the process of formation of vascular cambium
|
|
1
|
1143
|
January 2, 2017
|
|
Cork cambium forms tissues that form the cork
|
|
1
|
933
|
January 2, 2017
|
|
Palm is a monocotyledonous plant, yet it increases in girth
|
|
1
|
3295
|
January 2, 2017
|
|
What is the nature ofxylem elements in spring and autumn wood?
|
|
1
|
970
|
January 2, 2017
|
|
Men tion the functions of cortex region of monocot root
|
|
1
|
632
|
January 2, 2017
|
|
(i) Name the tissue that lies between epidermis and pericycle
|
|
1
|
905
|
January 2, 2017
|
|
(i) What is the origin of secondary phloem?
|
|
1
|
658
|
January 2, 2017
|
|
Mention the features of isobilateral leaves
|
|
1
|
1164
|
January 2, 2017
|
|
List out the significance of secondary growth
|
|
1
|
837
|
January 2, 2017
|
|
Write one difference between mesophyll of dicot leaf and a monocot leaf
|
|
1
|
1101
|
January 2, 2017
|
|
While estimating the age of a tree, what will you observe
|
|
1
|
985
|
January 2, 2017
|
|
(i) Which cells compose pericyde?
|
|
1
|
632
|
January 2, 2017
|
|
List out the function of ground tissue system
|
|
1
|
889
|
January 2, 2017
|
|
Describe the cortex region of dicot root
|
|
1
|
837
|
January 2, 2017
|
|
How does the periderm formation take place in the dicot stems?
|
|
1
|
1445
|
January 2, 2017
|
|
Tunics of some of the aged tree species appear to be composed
|
|
1
|
718
|
January 2, 2017
|
|
Distinguish between following
|
|
1
|
1178
|
January 2, 2017
|
|
(i) How will you classify vascular bundles in different types?
|
|
2
|
730
|
January 2, 2017
|
|
What is stomatal apparatus? Explain the structure
|
|
1
|
2920
|
January 2, 2017
|