Ap Bio 8/28

Question 1

a stem consists of..

Answer 1

nodes and internodes

Question 2

what is an internode

Answer 2

the point in between two nodea

Question 3

what is a node

Answer 3

the point the leaves are attatched at

Question 4

what is an axillary bud

Answer 4

structure that has the potential to form a lateral shoot or branch

Question 5

what is a terminal bud

Answer 5

structure located near the shoot tip and causes elongation of a young shoot

Question 6

what do taproots do

Answer 6

they anchor in the soil and look for water

Question 7

what is the main photosynthetic organ of most vascular plants

Answer 7

the leaf

Question 8

what do leaves generally consist of

Answer 8

a flattened blade, a stalk, and the petiole

Question 9

what does the petiole do

Answer 9

join the leaf to a node of the stem

Question 10

what type of veins do monocots have

Answer 10

parallel

Question 11

what type of veins do dicots have

Answer 11

branching veins

Question 12

angiosperms…

Answer 12

produce flowers, have seeds, and are vascular

Question 13

what does the xylem carry and in which direction

Answer 13

carries water up

Question 14

what does the phloem carry and in which direction

Answer 14

carries sugar and down

Question 15

dermal tissues protect. true or false

Answer 15

True

Question 16

vascular tissues transport. true or false

Answer 16

true

Question 17

when does the stomata open

Answer 17

at night

Question 18

dermal tissue consists of…

Answer 18

epidermus and periderm

Question 19

vascualar tissue consists of…

Answer 19

xylem abd phloem

Question 20

ground tissue includes…

Answer 20

various cells for storage, photosynthesis, and support

Question 21

what is a plant characterized by?

Answer 21

cellular differentiation and the specialization of cells in structure and function

Question 22

what do some of the major types of plant cells include

Answer 22

parenchyma, collenchyma, and sclerenchyma

Question 23

parenchyma

Answer 23

does photosynthesis, has chloroplast, and chlorophyll

Question 24

collenchyma have…

Answer 24

no lignin

Question 25

sclerenchyma have...

Answer 25

lignin plus secondary wall

Question 26

what are the two types of xylem cells

Answer 26

vessel and tracheids

Question 27

tracheids have pits that...

Answer 27

allow water to flow through

Question 28

sieve plates have openings for...

Answer 28

sugar to pass through

Question 29

what do meristems do

Answer 29

generate cells for new organs

Question 30

where are apical meristems located

Answer 30

at the tips of roots and buds in the shoots

Question 31

primary growth grows in which direction

Answer 31

up and down

Question 32

secondary growth grows in which direction

Answer 32

side to side

Question 33

annual is

Answer 33

1 year

Question 34

biennial lasts

Answer 34

2 years

Question 35

perenials last

Answer 35

many years

Question 36

what types of tissue are meristems

Answer 36

embryotic tissue

Question 37

lateral meristems

Answer 37

add thickness to woody plants (lignin plus secondary wall) through secondary growth

Question 38

in woodg plants...

Answer 38

primary and secondary growth occur simultaneously but in diff locations

Question 39

what does primary growth lengthen

Answer 39

roots and shoots

Question 40

what does primary growth produce

Answer 40

primary plant body, parts of the root, and shoot systems produced by apical meristems

Question 41

what does the root cap protect

Answer 41

apical meristems

Question 42

the root tip is covered by...

Answer 42

a root cap

Question 43

what does the primary growth of roots produce?

Answer 43

epidermus, ground tissue, and vascular tissue

Question 44

procambrium gave rise to...

Answer 44

vascular

Question 45

protoderm gave rise to...

Answer 45

dermal

Question 46

the procambrium is also the...

Answer 46

stele

Question 47

shoot apical meristems are

Answer 47

a dome shaped mass of dividing cells at the tip of a terminal bud

Question 48

shoot apical meristems give rise to?

Answer 48

repitition of internodes and leaf barring nodes

Question 49

the vascular bundles are arranged in rings in...

Answer 49

gymnosperms and most eudicots

Question 50

dicot stems are crowded or loose

Answer 50

crowded

Question 51

monocot stems are crowded or loose

Answer 51

loose

Question 52

the stomata is always going to be where on the leaf?

Answer 52

at the bottom

Question 53

what is transpiration

Answer 53

water loss evaporation of a plant

Question 54

where is the ground tissue in a leaf?

Answer 54

sandwiched between the upper and lower epidermus

Question 55

the epidermal barrier of leaves is...

Answer 55

interupted by the stomata which allows co2 exchange between the surrounding air and photosynthetic cells within a leaf