Transamination involves an enzyme?
(1) Transaminase
(2) Dehydrogenase
(3) Transaminase reductase
(4) Reductive dehydrogenase
The main amino acid over which Transamination occurs.
(1) Glutamate
(2) Alanine
(3) Glycine
(4) Lysine
For the transportation of Nitrogen to other part which of the following is preferably used?
(1) Lysine
(2) Glutamate
(3) Aspartate
(4) Glutamine
Denitrification is carried out by
1. Pseudomonas and Thiobacillus
2. Nitrosomonas and Anabaena
3. Nitrobacter and Nostoc
4. Ferrobacillus and Thiobacillus
Find the incorrect statement with respect to mineral absorption
1. Uptake of ions into outer or free space of cells is passive
2. In the metabolic phase ions pass into inner space, i.e, cytoplasm and vacuole
3. Absorption of ions into inner space is passive
4. Maximum mineral absorption occurs through zone of cell elongation
Mark the correct one (with respect to anaerobic free-living diazotroph)
1. Azotobacter
2. Clostridium
3. Rhizobium
4. Frankia
Reductive amination is
(1) Conversion of ammonia to alpha ketoglutarate and forms glutamate
(2) Ammonia reacts with alpha ketoglutarate and forms glutamate
(3) Ammonia reacts with glutamate and forms alpha-ketoglutaric acid
(4) Conversion of ammonia to glutamate
Which of the following does not happen during nodule formation?
(1) Rhizobium bacteria contact a susceptible root hair, divide near it
(2) Successful infection of root hair causes it to curl
(3) Infected thread carries the bacteria to the inner cortex
(4) The bacteria get modified into rod shaped bacteroides and cause inner cortical and endodermal cells to divide
The reduction of absorbed nitrate occurs
(1) In leaves
(2) In roots
(3) In soil
(4) In air
The nitrifying bacteria are
(1) Photoautotroph
(2) Chemoautotroph
(3) Nitrotroph
(4) Organotroph