Anatomy 1-plants

Question 1

egs for sec or cylindrical meristems

Answer 1

fascicular vascular cambium
cork cambium
interfascicualr cambium

Question 2

cells in parenchyma maybe

Answer 2

spherical oval round polygonal or elongated in shape

Question 3

functions of parenchyma

Answer 3

photosyenthesis
storage
secretion

Question 4

collenchyma fns and seen in

Answer 4

mech support (also storage(when contain chloroplast) phoosenthesis)
for young stems and petioles of leaf

Question 5

walls of parenchyma

Answer 5

cellulose

Question 6

walls of collenchyma

Answer 6

cellulose hemicelllulose pectin

Question 7

cells of collenchyma

Answer 7

spherical oval polygonal and often contain chloroplast

Question 8

collenchyma occurs in layers below———-in most of the————–plants

Answer 8

epidermis in most of the dicotiledonous plants

Question 9

During firmation of primary plant body, specific regikns of ———–produce ———
————-and ———

Answer 9

Apical meristem
Dermal tissues
Ground tissues
Vascular tissues

Question 10

On the basis of _——————-sclerenchyma maybe fibres and sclerieds

Answer 10

Basis of development origin structure

Question 11

Sclerieds shapes

Answer 11

Spherical ival cylindrical

Question 12

Sclerieds scene in

Answer 12

Fruit walls of nuts
Pulp of fruits likr guava prar sapota
Seed coatd of legumes
Leaves of tea

Question 13

Phloem transports

Answer 13

Food materials usually from leavrs to other parts of the plant

Question 14

Xylrm transports

Answer 14

Watrr and minerals from root to stem and leaves

Question 15

Which are the mechanical tissues

Answer 15

Xylem(dead)
Sclerenchyma(dead)
Chlorenchyma (living)

Question 16

—————lack vessels in their xylem

Answer 16

Gymnosperms

Question 17

Presence of vessels is a charactetistic feature of ==========

Answer 17

Angiosperms

Question 18

Inner layer of the cell walls of………. Have have thickening which vary in form

Answer 18

Trachieds

Question 19

In flowering plants……. And…… r the main water transporting elements

Answer 19

Trachieds and vessels

Question 20

———have highly thickened walls and obliterated central lumesns

Answer 20

xylem fibres

Question 21

———–maybe either septate or aseptate

Answer 21

xylem fibres

Question 22

=========are interconnected through perforations in their common walls

Answer 22

vessel members

Question 23

xylem parenchyma are living and ———

Answer 23

thin walled

Question 24

cell wall of xylwm praenchyma made up of

Answer 24

cellulose

Question 25

xylem parenchyma stores food in the form of

Answer 25

starch or fat and other substances like tannins

Question 26

radial conduction of waer takes place by

Answer 26

ray parenchymatous cells

Question 27

xylem arrangement and ype in roots

Answer 27

protoxylem towards periphery and metaxylem towards centre (exarch primary xylem)

Question 28

gymnosperms lacks

Answer 28

sieve tubes and companion cells

Question 29

gymnosperms have ---------and ----------

Answer 29

albuminous cells and sieve cells

Question 30

end walls of sieve tubes are perforated in a sive like manner to form

Answer 30

sieve plates

Question 31

sieve tube elments morpholoical features

Answer 31

long tube like syructures arranged longitudinally and associated with companion cells

Question 32

mature sieve tube element have

Answer 32

peripheral cytoplasm large vacuole lacks nucleus

Question 33

companion cells are -------------

Answer 33

specilaisd parenchymatous cells

Question 34

sieve tube elements and companion cells are are connected by pit fiels present bet

Answer 34

common longitudinal walls

Question 35

phloem parenchyma charact

Answer 35

elongated tapering cylindricl cells with dense cytoplasm nucleus

Question 36

cell wall of phloem parenchyma composed of cellulose and has pits through which -------exist between the cells

Answer 36

plasmodesmtal connections

Question 37

phloem parenchym stors

Answer 37

food materilas and and other subs like resins latex mucilage

Question 38

phloem parenchyma absent in

Answer 38

most of the monocoteledons

Question 39

phloem fibres are made up of

Answer 39

sclerenchymatous cells

Question 40

phloem fibres generally absent in -----------but found in

Answer 40

gen absent in primary phloem but present sec phloem

Question 41

at maturity -lost their protoplasm and become dead

Answer 41

phloem fibres

Question 42

------------of jute flax hemp are used commercially

Answer 42

jute flax hemp

Question 43

protophloem have -sieve tubes

Answer 43

narrow

Question 44

phloem fibres (bast fibres ) characteristics

Answer 44

much elongated ,unbranched ,have pointed ,needle like apices

Question 45

on the basis of ---------there r three tisssue systems

Answer 45

structure and location epidermal tissue system vascular tissue system and ground tisue sytem

Question 46

epidermal system consists of

Answer 46

epidermal cells stomata epidrmal appantages like tichomes hairs

Question 47

epidermis made up of

Answer 47

elongated compactly arranged cells which form a continous layer

Question 48

epidermis is usually ----------9layered or unlayered

Answer 48

single layered

Question 49

epidermal cells are parenchymatous with small amount of ---------

Answer 49

cytoplasm lining the cell wall and large vacuole

Question 50

outside of epidermis covered with

Answer 50

cuticle

Question 51

stomata present in

Answer 51

epidermis of leaves

Question 52

stomata regulates

Answer 52

transpiration and gaseous exchange

Question 53

each stoma has

Answer 53

two bean shaped guard cells

Question 54

------------------encloses somatal pore

Answer 54

guard cells

Question 55

in grasses guards cells are

Answer 55

dumb bell shaped

Question 56

outerwalls of guard cells are ---and inner walls of guard cells are ---------

Answer 56

thin highly thickened

Question 57

guards cells posses -----and reg the opening and closing of somata

Answer 57

chloroplast

Question 58

sometimes a few --------in the vicinity of guard cells become specialised in their -----and ----- and are known as subsidiary cells

Answer 58

epidermal cells size and shape

Question 59

stomatal apparatus

Answer 59

stomatal aperture guard cells surrounding subsidiary cells

Question 60

root hairs are unicellular elongations of -----

Answer 60

epidermal cells

Question 61

trichomes maybe

Answer 61

branched unbranched and soft or stiff may even secretory

Question 62

ground tissue system consists of

Answer 62

parenchyma collenchyma sclerenchyma

Question 63

parenchymatous in ground t s cells are usually present in

Answer 63

cortex pericycle pith medullary rays primary stems and roots

Question 64

in ----ground tissue consists of --------walled choloplast containing cells called mesophills

Answer 64

in leaves thin walled

Question 65

cambium is present between xylem and phloem in -------stems

Answer 65

dicot stems

Question 66

cambium posses the ability to form sec xylem and phloem tissues and hence called

Answer 66

open vascular bundles

Question 67

vascular bundles arranged in dig=fferent radii as in roots is called

Answer 67

radial

Question 68

conjoint means

Answer 68

vas bundles same radii seen in stems and leaves

Question 69

-------vascular bundles usually have phloeam located outerside of xylem

Answer 69

conjoint VS

Question 70

-------vascular bundles usually have phloeam located outerside of xylem

Answer 70

conjoint VS

Question 71

The meristem which occur between mature tissues

Answer 71

Intercalary meristem

Question 72

Tissues have........ Origin

Answer 72

Common origin

Question 73

Growth in plants largely restricted to,............. Called meristem

Answer 73

Specialized regions of active cell division

Question 74

phloem fibres branched or unbranched

Answer 74

unbranched

Question 75

ground tissue tissue system alao kniwn as

Answer 75

fundamental tissue system

Question 76

vascular TS also called

Answer 76

conducting tissue system