Question No:1

Hemp is

(A) Stone cells
(B) Sclerotic cells
(C) Sclerenchyma fibres
(D) wood parenchyma

Question No:2

Colenchyma is capable of providing mechanical strength because of having:

(A) Thick lignification
(B) Thick cuticularization
(C) Thick suberization
(D) More thickened corners

Question No:3

Bast fibres are obtained from :

(A) Epidermis
(B) Seed surface
(C) Phloem
(D) Pith

Question No:4

Impermeability is best seen in

(A) Cork cells
(B) Sclerenchyma
(C) Stone cells
(D) Collocytes

Question No:5

Parenchyma cells are associated with activity like:

(A) Assimilation and storage
(B) Conduction and storage
(C) Dedifferentiation
(D) all of these

Question No:6

A living component of xylem element is :

(A) Xylem tracheids
(B) Xylem vessels
(C) Xylem fibres
(D) Wood parenchyma

Question No:7

Collenchymatous hypodermis occurs in

(A) Dicot stem
(B) Monocot stem
(C) Dicot roots
(D) Monocot leaf

Question No:8

Parenchyma differs from meristematic cells in it’s:

(A) Cell wall composition
(B) Uneven thickenings in cell wall
(C) Having cytoplasm and nucleus
(D) Larger size, well developed vacuole

Question No:9

Lignin is most abundant in

(A) Collenchyma
(B) Xylem
(C) Phloem
(D) Chlorenchyma

Question No:10

Casparian strips are characteristics of the cells of

(A) Pericycle
(B) Endodermis
(C) Xylem trancheids
(D) Sieve tubes

Question No:11

At maturity, sieve tubes do not possess

(A) Cell wall
(B) Nucleus
(C) Cytoplasm
(D) Vacuoles

Question No:12

Companion cells are

(A) Sclerenchymatous in nature
(B) Parenchymatous in nature
(C) Meant for conduction of food
(D) None of these above

Question No:13

Sieve tube is

(A) vessel like structure
(B) Provided with oblique septa
(C) Main conducting element for translocation of food
(D) All of the above

Question No:14

Complex tissue comprises

(A) Xylem and phloem
(B) Heterogeneous tissue
(C) Conductive tissue
(D) All of these

Question No:15

Vessels are not found in

(A) Pteridophytes
(B) Gymnosperms
(C) Bryophytes
(D) All the above

Question No:16

Annular or reticulate thickenings are found in

(A) Sclerenchymatous fibres
(B) wood firbres
(C) Xylem tracheids
(D) Xylem vessels

Question No:17

Tyloses grow into the lumen of

(A) Xylem
(B) Xylem fibers
(C) Xylem parenchyma
(D) Cambium

Question No:18

Centrifugal development of xylem is found in

(A) Stem
(B) Root
(C) Lateral root
(D) None of these

Question No:19

Dendrochonology is used for determining the age of

(A) fossils
(B) Rocks
(C) Trees
(D) Annuals

Question No:20

Non-articulated latex ducts (latex cells) are found in

(A) Carica papaya
(B) Ficus elastica
(C) Musa
(D) All of these