Exam 2 BIOL212

Plant biology

Cuticle

reduce water loss

stomata

gas exchange

is gametophyte n or 2n

n

is sporophyte n or 2n

2n

xylem one way or two way

one way flow

phloem one way or two way

two way

homosporous

one spore type

heterosporous

two spore type

microspores

male

megaspores

female

receptacle

base where parts attach

sepals

protect flower when its a bud

petals

attract pollinators

stamen

male part of the flower

anther

produces pollen

filament

holds up anther

pistil

female part of flower

stigma

sticky tip collects pollen

style

stalk connecting stigma and ovary

ovary

base of pistil contains ovule mon

monocots how many cotyledon

1

dicots how many cotyledon

2

monocots parallel or branched leaf veins

parallel

dicots parallel or branched veins

branched veins

double fertilization; describe in order … sperm to … egg makes … and …

2 sperm to 1 egg makes embryo and endosperm

what is endosperm

food

describe how fungi eat

secrete enzymes break down molecule absorb molecule

hyphae

long threadlike filaments

septate hyphae (wall or not)

wall

coenocytic hyphae (wall or not wall)

not wall

ectomycorrhizal fungi, does or doesnt enter roots

doesnt enter roots

arbuscular mycorrhizal fungi, does or doesnt enter roots

does

blade

flat part of leaf

apex

tip of leaf

margin

edge of blade

petiole

stalk attaching leaf to stem

base

bottom where leaf attaches

stipulates

small leaf like structures near base of petiole

lateral bud

can become branch or flower

terminal bud

elongation of stem/branch

dermal tissue

outer layer

what does root hairs do to absorption (increase or decrease)

increase

ground tissue function

photosynthesis, storage, support

paranchyma whats its cell wall thickness (thin, unevenly thickened, or thick)

thin

collenchyma (thin, unevenly thickened, or thick)

unevenly thickened

sclerenchyma (thin, unevenly thickened, or thick)

thick

Apical meristem (which way of growth, vertical, thickness)

vertical

Lateral meristem (which way of growth, vertical, thickness)

thickness

intercalary meristems function (….. after cut)

allow growth after cut

3 start tissues of meristems include: (just name)

protoderm procambium ground meristem