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Biology Lab > Lab 4 > Flashcards

Lab 4 Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

flowering plants

A

angiosperms

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2
Q

the primary photosynthetic organs for most plants

A

leaves

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3
Q

of some species have been adapted to store water, store starch

A

leaves

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4
Q

important players in gas exchange and in the water stream that flows upwards from the soil and transpires from the

A

leaves

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5
Q

three parts of a leave

A

: a blade, a petiole and a pair of stipules

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6
Q

the flat expanded portion of the leaf

A

blade

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7
Q

the stalk that supports the blade; in some plants it is absent

A

petiole

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8
Q

a sessile plant is

A

petiole-less

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9
Q

paired structures that may be found at the base of leaves. Their presence in many species is temporary since they are often shed early in the growing season; vary greatly

A

stipules

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10
Q

rhubarb pie is made from

A

petiole

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11
Q

to tell whether you are looking at a simple leaf or leaflet find the

A

axillary bud

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12
Q

axillary buds are only found in the

A

axil of a leaf

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13
Q

leaflets occuring in featherlike pattern

A

pinnately

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14
Q

leaflets arise from a single point

A

palmately

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15
Q

(xylem

A

water transfer

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16
Q

phloem

A

food flows down

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17
Q

areas on a stem that give rise to leaves or granches

A

nodes

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18
Q

one leaf at a node

A

alternate

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19
Q

number of leaves at a node is 2

A

opposite

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20
Q

3+ leaves at a node

A

whorled

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21
Q

veins in the stem which transport water and organic solutes

A

vascular bundles

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22
Q

parallel in

A

monocot

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23
Q

net veins in

A

dicot

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24
Q

a plant which lives in an environment with a moderate amount of water

A

mesophyte

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25
Q

covers the otuer surface of plants

A

dermal tissue

26
Q

type of dermal tissue covering young and non-woody plant organs

A

epidermis

27
Q

non-cellular layer that covers the upper epidermis

A

cuticle

28
Q

cuticle is comprised of

A

cutin

29
Q

purpose of cuticle is

A

retain water, slow down transpiration

30
Q

bulk of all plant orgins, 14 sided multiprupose cell

A

parenchyma

31
Q

middle layers of the leaf

A

mesophyll

32
Q

one of the most abundant tissues in the plant and can be adapted for storage and/or photosynthesis

A

parenchyma

33
Q

rectangle shaped cells

A

palisade

34
Q

circular cells

A

spongy

35
Q

conducting tissues of plants

A

vascular tissues

36
Q

xylem are

A

vessel elements

37
Q

xylem has walls of

A

lignin, secondary cell walls

38
Q

phloem are

A

sieve tube members and companion cells

39
Q

surrond and support he vascular bundle

A

bundle sheath cells

40
Q

bundle sheath cells are

A

fiber

41
Q

fiber is a type of cell in

A

sclerenchyma tissue

42
Q

sclerenchyma tissue is the

A

support in plants

43
Q

paired and smaller than epidermal cells, they let things come in and out

A

guard cells

44
Q

space between guard cell pair

A

stoma

45
Q

plant that lives in an arid environment

A

xerophyte

46
Q

cells that fill with water and causes the leaf to uncurl

A

bulliform cells

47
Q

nodes and axillary buds

A

are not the same

48
Q

leaf composition

A

simple and compound, pinnately and palmately

49
Q

bulk of plant cells are made of

A

parenchyma

50
Q

guard cells are usually found (x) because (x)

A

on the lower epidermis because it is not in the sunlight

51
Q

guard cells are always found by

A

a pocket of air

52
Q

means mouth

A

stoma

53
Q

xeric plants are curled so that

A

there is less surface for evaporatoin

54
Q

in xeric plants the stoma are

A

not found on the surface

55
Q

in xeric plants, helps keep water

A

Schlerncyma

56
Q

in the mesophyll xeric plants

A

have more spongy, no palisade

57
Q

in hydric the palisade

A

are bigger and more of

58
Q

in hydric plants, the guard cells

A

are only on the epidermis

59
Q

in hydric plants, there is (x) spongy

A

less

60
Q

in hydric plants, (x) are for support

A

sclerids

61
Q

in comparison to shade leaves, sun leaves have

A

more palisade, more spongy, more cuticle, higher shapre ratio, more stoma, more mass

Biology Lab (12 decks)

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