The fruit which develops from inflorescence is called

Cambium activity is

Cambium is a type of

Pith is a central part of the ground tissues generally made up of

A monocot stem with secondary growth is

Vessels are absent in this angiosperm.

Conjoint collateral closed vascular bundle is found in 

Vascular tissues in flowering plants develop from

In dicot, leaves, protoxylem elements
 

The wood with lower density is …A… and that of higher density is …B…
Choose the correct combination of options for A and B

In the following, how the sapwood is converted into heartwood?

Sequence of cellular layers from the periphery towards the cortex in an old dicot stem is
 a) Epidermis, hypodermis, phellogen, phelloderm    
 b) Epidermis, phellogen, phellem, epidermis
 c) Epidermis, hypodermis, cortex, endodermis    
 d) Epidermis, phellem, phellogen, phelloderm

I. Dicotyledon leaf is also called isobilateral leaf
II. Monocotyledon leaf is also called dorsoventral leaf
      Select the correct option from the options given below
    a) I and II are correct
    b) I is correct, but II is incorrect
    c) II is incorrect, but I is correct
    d) I and II are incorrect

In leaves, the ground tissues consists of
 a) Epidermis      b) Vascular tissue    c) Mesophyll cells    d) Medullary rays

Phloem conducts food by 
 a) Perforated sieve plates      b) Bast fibres
 c) Xylem parenchyma            d) Xylem fibres

Continuous ring of cambium is formed by
 a) Intrafascicular cambium                           b) Interfascicular cambium
 c) Lateral meristem                                      d) Both (a) and (b)

Ground tissue does not include
   I.  epidermis
  II.  vascular bundle
 III. sclerenchyma
 IV. collenchyma
  V. parenchyma

Select the right combination from the above given options
 a) I and II      b) III and IV         c)    I and V         d)    I and IV

Estimation of the age of the tree is done by
 a) Counting the epidermal rings    b) Measuring the pith diameter
 c) Counting the annual rings            d) Counting the late woods only

Meristematic cells have
 a) Thick cell wall and large intercellular spaces    
 b) Thick cell wall and no intercellular spaces
 c) Thin cell wall and large intercellular spaces    
 d) Thin cell wall and no intercellular spaces

Viral infection is usually absent in
a) Phloem cells     b) Xylem cells         c)    Pith cells     d) Apical meristem

A common structural feature of vessel elements and sieve tube elements is
 a) Thick secondary walls                         b)    Pores on lateral walls 
 c) Presence of P-proteins                       d)    Enucleate condition