Exam3 portion final

root hairs _ (increase or decrease) surface area

increase

protoderm

outer layer

procambium

xylem and phloem

ground meristem

inside tissue

is the xylem inside or outside the cambium

inside

is the phloem inside or outside the cambium

outside

stomata

pores on leaf

which root structure is better for surface area, branched or straight

branched

which root structure is better for stability, branched or striaght

straight

what are the 3 routes that water takees from the root to the epidermis (hint A, S, T)

apoplastic route, symplastic route, transmembrane route

what does the apoplastic route pass through

cell wall

what does the symplastic route pass through ( ____ via ____mata)

cytoplasm via plasmodesmata

what does the transmembrane route pass through

multiple membranes

what happens when a guard cell gains water

opens

what happens when a guard cell loses water

closes

what is transpiration (____ for plants)

evaporation for plants

how much water is lost through transpiration

90%

does water move from higher to lower water potential or lower to higher

higher to lower

what protein is used for nitrogen uptake

transport protein

what is an adaptation that plants use to save water in dry areas (3 letter)

CAM

relatively, big small or intermediate, how big are sand particles

big

relatively how big small or intermediate is silt

intermediate

relatively how big small or intermediate is clay

small

which one is the best for plants. sand, silt, clay, or loam

loam

What is humus

decaying organic matter

what charge does soil have

negative

what pH is the best for nutrient uptake (slightly _)

slightly acidic

what is chlorosis (____Ing)

yellowing

auxin (___ toward __)

growth toward sun

cytokinin

stimulates cell division

gibberellin (___ elong___)

stem elongation

ABA

drought hormone

Ethlyene (___ing)

Ripening