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MINERAL NUTRITION Flashcards

(70 cards)

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1
Q

FIRST STABLE PRODUCT OF N2 FIXATION

A

NH3

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2
Q

O2 SCAVENGER (nodules)

A

LEGHAEMOGLOBIN

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3
Q

HYDROPONICS DISCOVERED BY

A

JULIUS VON SACHS

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4
Q

FREE LIVING + AEROBIC BACTERIA

A
  1. AZOTOBACTER

2. BEIJERINCKIA

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5
Q

FREE LIVING + ANAEROBIC BACTERIA

A

RHIDOSPIRILLUM

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6
Q

FREE LIVING CYANOBACTERIA

A
  1. ANABAENA

2. NOSTOC

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7
Q

LEGUMES - BACTERIA RELATIONSHIP

A

RHIZOBIUM

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8
Q

NON- LEGUMES - BACTERIA RELATIONSHIP

A

FRANKIA

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9
Q

EX. OF LEGUME- BACTERIA

A
  1. ALFALFA
  2. SWEET PEA
  3. SWEET CLOVER
  4. LENTILS
  5. GARDEN PEA
  6. BROAD BEAN
  7. CLOVER BEANS
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10
Q

EX. NON- LEGUMES -BACTERIA

A

ALNUS

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11
Q

ORGANIC N2 TO NH3

A

AMMONIFICATION

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12
Q

NO3 TO N2

A

DENITRIFICATION

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13
Q

N2 TO NH3

A

N2 FIXATION

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14
Q

N2 TO NO3

A

NITRIFICATION

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15
Q

CHLOROSIS ELEMENTS

A

N. K. S. Mg. Mn. Zn. Fe. Mo

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16
Q

INHIBITION OF CELL DIVISION

A

N. K. S. Mo

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17
Q

DELAYED FLOWERING

A

N. S. Mo

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18
Q

NECROSIS

A

K. Cu. Ca. Mg

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19
Q

1°/ INITIATIVE PHASE

A

APOPLAST + PASSIVE

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20
Q

2°/ METABOLIC PHASE

A

SYMPLAST + ACTIVE

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21
Q

NH3 TO NO2 ( bacteria)

A

NITROSOMONAS + NITROCOCCUS

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22
Q

NO2 TO NO3 (bacteria)

A

NITROBACTER

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23
Q

NO3 TO N2 ( bacteria)

A

PSEUDOMONAS + THIOBACILLUS

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24
Q

LIMITING NUTRIENT FOR NATURAL AND AGRICULTURAL ECOSYSTEM

A

N2

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25
MICRONUTRIENTS WHICH CAN REVERSIBLY OXIDISE
1. Fe = Fe2+ to Fe3+ | 2. Cu = Cu+ to Cu2+
26
EX. OF HYDROPONICS
1. TOMATO 2. SEEDLESS CUCUMBER 3. LETTUCE
27
TOXICITY
TISSUE DRY WT. REDUCED BY 10%
28
Mn TOXICITY
BROWN SPOTS + CHLOROTIC VEINS
29
Mn COMPETES WITH
1. Fe + Mg - UPTAKE | 2. Mg - BINDING WITH ENZYME
30
INHIBITS Ca2+ TRANSLOCATION
Mn
31
NODULES CONTAIN
NITROGENASE + LEGHAEMOGLOBIN
32
PROKARYOTES WITH NITROGENASE
N2 FIXERS
33
EX. OF MACRONUTRIENTS
Ca. Mg. P. S. K. C. H. O. N
34
EX. OF MICRONUTRIENTS
Mn. Fe. Ni. Cu. Zn. Mo. Cl
35
EX. OF BENEFICIAL ELEMENTS
Co. Na. Si. Se
36
SPLITTING OF H2O
Mn. Cl
37
CARBOHYDRATE TRANSLOCATION
B
38
AUXIN SYNTHESIS
Zn
39
POLLEN GERMINATION + CELL ELONGATION + CELL DIFFERENTIATION
B
40
FOR UPTAKE AND UTILISATION OF Ca
B
41
CHLOROPHYLL FORMATION
Fe
42
ACTIVATES ENZYMES
Ca. Mg. K. Zn. Fe. Mn.
43
MAINTAINS RIBOSOME STRUCTURE
Mg
44
PHOSPHORYLATION RELATED
P
45
AMINO ACIDS WHICH CONTAIN S
1. CYSTEINE | 2. METHIONINE
46
PROTEIN SYNTHESIS
K
47
CELL TURGIDITY RELATED
K
48
REQUIRED BY MERISTEMATIC TISSUES / METABOLICALLY ACTIVE CELLS
Ca. K. N.
49
CONSTITUENT OF NUCLEIC ACIDS / PROTEINS
P. N. Fe
50
CONSTITUENT OF VIT
S. N.
51
PART OF NITROGENASE/ N2 REDUCTASE
Mo
52
ELEMENTS WHICH IS ABSORBED IN COMPOUND FORM
1. Mo - MoO2 2+ | 2. B - BO3 3- / B4O7 2-
53
ANION - CATION BALANCE
Cl. K. Na
54
ENZYME ACTIVATED BY Zn
ALCOHOL DEHYDROGENASE
55
ENZYME ACTIVATED BY Mo
NITROGENASE
56
ENZYME ACTIVATED BY Fe
CATALASE
57
N IS MAINLY ABSORBED AS
NO3
58
VITAMINS S IS A PART OF
1. THIAMINE 2. BIOTIN 3. CoA 4. FERREDOXIN
59
AMIDES WHICH ARE STRUCTURAL PART OF PROTEINS
1. ASPARAGINE | 2. GLUTAMINE
60
NITROGENASE IS PROTECTED BY
LEGHAEMOGLOBIN
61
DNA - RNA SYNTHESIS
Mg
62
RING STRUCTURE OF CHLOROPHYLL
Mg
63
MITOTIC SPINDLE FORMATION
Ca
64
ENZYMES ACTIVATED BY Mg
1. RUBISCO | 2. PEP
65
ATP REQUIRED FOR NH3 SYNTHESIS BY NITROGENASE
8
66
REDUCTIVE AMINATION
NH4+ + alpha KETO GLUTARIC ACID TO FORM GLUTAMIC ACID
67
TRANSAMINATION
TRANSFER OF AMINO GROUP FROM ONE AMINO ACID TO THE KETO GROUP OF ANOTHER TO FORM A NEW AMINO ACID
68
CATALYST USED IN REDUCTIVE AMINATION
GLUTAMATE + DEHYDROGENASE
69
CATALYST USED IN TRANSAMINATION
TRANSAMINASE
70
EX. OF PLANTS WITH NODULES THAT EXPORT FIXED N2 AS UREIDES
SOYABEAN | High C:H ratio

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