Stems(1)

Front 1

Functions of Stems

1. ____ of materials

2. ____ for aerial plants

3. ____ of leaves, branches and shoots

4. Food Storage

5. Photosynthesis

Back 1

1. conduction

2. support

3. production

Front 2

it is a joint like structured where leaves develop

Back 2

nodes

Front 3

it is the spaces between nodes

Back 3

internodes

Front 4

it is the angle formed by the leaf with the stem

Back 4

leaf axils

Front 5

it is the developing portions of the stems which give rise to shoots

Back 5

buds

Front 6

2 types of buds

Back 6

1. apical/terminal buds

2. axillary/lateral buds

Front 7

Nodes is the joint like structure where leaves ____

Back 7

develop

Front 8

Internodes is the ____ between nodes

Back 8

spaces

Front 9

Leaf axils is the ____ ____ by the leaf with the stem

Back 9

angle formed

Front 10

Buds is the ____ portions of the stems which give ____ to shoots

Back 10

growing/developing

rise

Front 11

it is formed at the apex of stems

Back 11

apical/terminal buds

Front 12

it is formed at the nodes or axils of the stems

Back 12

axillary/lateral buds

Front 13

Leaf primordia is the beginning of the ____ which surrounds the mass of cells of the buds

Back 13

leaves

Front 14

Bud primordia is the beginning of ____

Back 14

new buds

Front 15

it protects the apical meristem

Back 15

bud scales

Front 16

it is the region of actively dividing cells in the stem

Back 16

apical meristem

Front 17

Region of elongation also has ____ tissues

Back 17

embryonic

Front 18

The maturation region contains ____ tissues

Back 18

primary

Front 19

it is a group of cells having common structure and function

Back 19

primary tissues

Front 20

it is the marks found in a certain part of a plant

Back 20

scars

Front 21

it is the circular marks left by the fall of leaves

Back 21

leaf scars

Front 22

it is a ring of small narrow scars left by the falling away of the bud scales

Back 22

bud scars

Front 23

it is the broken ends of vascular bundles

Back 23

vascular bundle scars

Front 24

these are tiny raised pores in the stem for gas exchange

Back 24

lenticels

Front 25

Acaulescent is ____ obvious stem above the ground

Back 25

with no

Front 26

Caulescent is ____ obvious stems above the ground

Back 26

with

Front 27

it is a texture of a stem that appear soft fleshy and green thus it live only for a short period of time

Back 27

herbaceous

Front 28

it is a stem texture wherein it forms permanent woody tissues, hard and usually covered with bark

Back 28

woody

Front 29

it is more or less woody or only a part of the plant is woody

Back 29

suffrutescent

Front 30

it is the general direction of growth

Back 30

erect

Front 31

it is a direction of growth where stem rises obliquely

Back 31

ascending

Front 32

it is a direction of growth where it is reclining to the ground

Back 32

decumbent

Front 33

it is lying flat on the ground

Back 33

procumbent/prostrate

Front 34

it is a direction of growth wherein it is closely pressed to the ground and rooting at the nodes and it is with stolons

Back 34

creeping

Front 35

it stems ascend by means of a support from other plants or objects

Back 35

scandent/climbing

Front 36

2 internal structure of stem

Back 36

1. herbaceuous

2. woody

Front 37

it is a internal structure of a stem wherein it lacks secondary growth

Back 37

herbaceous

Front 38

most monocots are ____ while dicots are ____ or ____

Back 38

herbaceous

herbaceous

woody

Front 39

it is a internal structure of stem wherein only the primary tissues are present

Back 39

herbaceous stems

Front 40

vaacular cambium is present in ____ only

Back 40

dicots

Front 41

pith is only visible in ____

Back 41

dicots

Front 42

it is a internal structure of stem wherein there is a formation of secondary tissues

Back 42

woody stems

Front 43

In woody stems, the conducting tissues are in the form of concentric ____

Back 43

cylinders

Front 44

it is a layer of meristematic cells between the xylem and phloem

Back 44

vascular cambium

Front 45

Vascular cambium produces layers of secondary xylem in the ____ portion and secondary phloem in the ____ area, therefore causing the matured stem to increase in ____

Back 45

inner

outer

thickness

Front 46

it is the inner derivative of vascular cambium

Back 46

secondary xylem/wood

Front 47

Secondary xylem/wood comprises about ____ of a typical tree

Back 47

90%

Front 48

In most trees, water moves only in ____ annual ring; after 1-2 years, the tubes become filled with materials and soon die and become ____ in color

Back 48

new

darker