Erwinia is a pathogen that deploy__

a) Attacking Initial biotrophic phase and extensive plant tissue damage at later stages or even death

b) Intimate intracellular contact with plant cells and minimal plant cell damage

c) Releases pectic enzyme that dissolve the cell wall

TLS Online TPP Program

#Question id: 20994

#Unit 12. Applied Biology

Some examples of bacteria involved in toluene degradation activity are

1. Pseudomonas

2. Thiobacillus

3. Geobacter metallireducens

4. Psychrophile

Which of the below combinations are correct?

TLS Online TPP Program

#Question id: 20993

#Unit 12. Applied Biology

Toluene decay by the denitrifying pseudomonas sp. Strain k172 is done. The enzymes involved in degradation pathway are   

1.  Benzyl alcohol dehydrogenase

2.  Benzaldehyde dehydrogenase

3.  Benzoyl-coa synthetase 

Which of the below combinations are correct?

TLS Online TPP Program

#Question id: 20987

#Unit 12. Applied Biology

Toluene degradation could be optimized and linked to the reduction of 

1. Nitrate 

2. Nitrous oxide

3. Nitrite

Which of the below combinations are correct?

TLS Online TPP Program

#Question id: 20983

#Unit 12. Applied Biology

Which is considered as less recalcitrant out of the BTEX compounds, and of lesser regulatory concern?

1. Xylene

2. Ethylbenzene

3. Toluene

4. Benzene

Which of the below combinations are correct?

TLS Online TPP Program

#Question id: 20711

#Unit 12. Applied Biology

During the electron transfer process, usable energy is recovered via a series of redox reactions through the formation of 

1. Energy storage compounds 

2. Electrochemical gradients

3. Vacoules

Which of the below combinations are correct?

TLS Online TPP Program

#Question id: 20539

#Unit 12. Applied Biology

Aromatic hydrocarbons including benzene, toluene, ethylbenzene and xylene collectively referred as BTEX compounds. Which of them are not considered as carcinogenic?

1. Benzene

2. Toluene

3. Ethylbenzene

4. Xylene

Which of them is a correct option?