Exam (elaborations)
AGRONOMY 181 EXAM 3 QUESTIONS AND ANSWERS
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AGRONOMY 181 EXAM 3 QUESTIONS AND ANSWERS
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Name: Score:116 Multiple choice questions
Definition 1 of 116
function of P
SUGAR
WATER
PROTEIN
ATP
Definition 2 of 116
nutrient uptake is a/an _______ process
active
involuntary
spontaneous
passive
Definition 3 of 116
The enzyme used in CAM plants is ________
PEP
RUBISCO
ATP
LOAM
,Definition 4 of 116
C4 plants separate carbon fixation and the Calvin Cycle by ______
photolysis
anatomy
ecology
genetics
Definition 5 of 116
outputs of water in a crop production system
water, sugar
evaporation, transpiration, runoff, subsurface drainage
n, k, p, ca, mg, s
water potential
Definition 6 of 116
turgidity is controlled by _____
solute potential
water potential
osmosis
capillarity
Definition 7 of 116
photophosphorylation takes place in the ________
thylakoid
chlorophyll
stroma
protein
,Definition 8 of 116
what percent of an ideal soil is soil water?
45%
10%
25%
75%
Definition 9 of 116
water potential (increases/decreases) when going up a plant from roots to growing point
rises
increases
decreases
diffusion
Definition 10 of 116
the lower the water potential, the (more/less) likely water will move from that source
negative
greater
less
more
Definition 11 of 116
the movement of water within cells through plasmodesmata
osmosis
symplastic
chemiosmosis
apoplastic
, Definition 12 of 116
wind _______ relative humidity
increases
reduces
decreases
negative
Definition 13 of 116
SMT at FC in kPa
-66
-33
-63
-53
Definition 14 of 116
a more negative value for water potential is (high/low)
less
high
negative
low
Definition 15 of 116
a less negative value for water potential is (high/low)
low
negative
high
less
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