Read the following sentences and identify the correctly matched sentences.
i. In exarch condition, the protoxylem lies outside of metaxylem.
ii. In endarch condition, the protoxylem lie towards the centre.
iii. In centarch condition, metaxylem lies in the middle of the protoxylem.
iv. In mesarch condition, protoxylem lies in the middle of the metaxylem.

(a)

i, ii and iii only

(b)

ii, iii and iv only

(c)

i, ii and iv only

(d)

All of these

When a leaf trace extends from a vascular bundle in a dicot stem, what would be the arrangement of vascular tissues in the veins of the leaf?

(a)

Xylem would be on top and the phloem on the bottom

(b)

Phloem would be on top and the xylem on the bottom

(c)

Xylem would encircle the phloem

(d)

Phloem would encircle the xylem

From the given diagram identify the correct statement:
(i) A is responsible for increasing in length and is found at the basal portion of internodes
(ii) A contributes to increase the length of plant.
(iii) C divides only radially and produces the girth of the plant.
(iv) B and Care the lateral meristem.

(a)

i and ii only

(b)

ii and iii only

(c)

iii and iv only

(d)

i and iv only

Which of the following is not a function of epidermis?

(a)

Protection of internal tissues

(b)

Exchange of gases

(c)

Providing mechanical strength and flexibility

(d)

Minimising surface transpiration

In a vertical section of a typical dicot leaf, the phloem in the mid-vein is situated

(a)

Facing the lower epidermis

(b)

Facing the upper epidermis

(c)

Facing sideways

(d)

All around the xylem

Ground tissue includes ___________

(a)

All tissues external to endodermis

(b)

All tissues except epidermis & vascular bundles

(c)

Epidermis & cortex

(d)

All tissues internal to endodermis

The Tunica corpus theory was proposed by _____________

(a)

Henstein

(b)

Strassburgur

(c)

Schmidt

(d)

Hofmeister

The inactive region in root promeristem is called _____________

(a)

Korper zone

(b)

Quiescent centre

(c)

Kappe zone

(d)

Calyptrogen

Pick out the feature not applicable to roots.

(a)

Radial arrangement of vascular tissues

(b)

endarch Xylem

(c)

Meta xylem is polygonal is shape

(d)

Endogenous lateral roots

The terms 'Hadrome' for Xylem and 'Leptome' for phloem were coined by ____________

(a)

Clowes

(b)

Haberlandt

(c)

Hanstein

(d)

Schmidt