Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
44 Cards in this Set
- Front
- Back
|
Methods to determine fertilizer need:
|
soil analysis, tissue analysis, and identifying deficiency symptoms
|
|
|
What is soil texture determined by?
|
particle-size distribution (percent of sand, silt and clay)
|
|
|
All nitrogen-fixing organisms are:
|
prokaryotes
|
|
|
Which soil horizon is characterized by the
accumulation of leachates and moderate weathering? |
B
|
|
|
What does tail water do?
|
Washes away the accumulated salt in the soil from evaporated water
|
|
|
most pesticides are used to control?
|
fungi
|
|
|
Does the diameter of a tree increase or decrease throughout the day?
|
decrease because there is suction
|
|
|
How high can a vacuum pump raise a column of 0 degree celsius water?
|
34 ft
|
|
|
What process converts light or chemical energy into ATP?
|
chemiosmotic phosphorylation
|
|
|
What causes flowering?
|
reaching a stage of development, precipitation, temperature, or light
|
|
|
All epidermal cells do what?
|
excrete the cuticle
|
|
|
Where does glycolysis take place?
|
cytoplasm
|
|
|
The cork cambium arises from what tissue
|
secondary phloem
|
|
|
The primary site of cytokin synthesis:
|
root meristem
|
|
|
What were the first organic catalysts?
|
lengths of RNA
|
|
|
Which reaction does not occur in the light reaction of photosynthesis?
|
Calvin cycle
|
|
|
What happens to fatty acids as their level of unsaturation increases?
|
their melting point decreases, they become more prone to oxidation, they take up more space
|
|
|
What is the first stable product of c3 carbon fixation?
|
PGA
|
|
|
Where does the light series of reactions take place in photosynthesis?
|
thylakoid membranes in the chloroplast
|
|
|
What is the C02 compensation point for carbon fixation in most c4 plants?
|
0 to 10 ppm
|
|
|
What is produced by glycolysis?
|
ATP, NADH, pyruvate
|
|
|
Why is anaeorbic respiration necessary?
|
to regenerate NAD +
|
|
|
What is the second series of reactions in respiration?
|
Krebs or citric acid cycle
|
|
|
What's the third series of reactions in respiration called?
|
electron transport
|
|
|
What does the third series of reactions in respiration do?
|
converts NADH and FADH2 to ATP
|
|
|
What takes place in the dark reaction of photosynthesis?
|
carbon fixation
|
|
|
What characteristics dictate the pairing of nucleotide bases?
|
size and number of bonds
|
|
|
What is the specific epithet?
|
the genus and specie
|
|
|
Which is not a part of respiration?
1. glycolysis 2. electron transport 3. krebs cycle 4. citric acid cycle 5. calvin cycle |
calvin cycle
|
|
|
the chemical reactivity of fatty acids is reduced by?
|
forming lipids
|
|
|
Co2 compensation point for carbon fixation in c3 plants?
|
60 to 80 ppm
|
|
|
Which is not a primary metabolite?
1. carbohydrates 2. proteins 3. lipids 4. nucleic acids 5. phenolics |
phenolics
|
|
|
Where are fatty acids initially synthesized?
|
plastids
|
|
|
In the redox reactions in respiration, glucose is:
|
oxidized
|
|
|
Where does the extra ATP come from for c4 carbon fixation?
|
cyclic photophosphorylation
|
|
|
which nucleic acid sequences are represented in the mature mRNA?
|
exons
|
|
|
which PGR promotes enlargement of seedless grapes?
|
gibberellin
|
|
|
what meristem produces secondary growth?
|
lateral
|
|
|
which two pgrs interact in bud break?
|
cytokinins and auxin
|
|
|
Which PGR is used to promote malting?
|
gibberellin
|
|
|
Which PGR can replace vernilization in some plants?
|
gibberelin
|
|
|
what meristem produces larger leaves with minimal thickening of the leaf?
|
marginal
|
|
|
What are plant responses to environmental stimuli called?
|
tropisms
|
|
|
the dermal tissue system is comprised of:
|
epidermis and periderm
|
