Types of Archaea

Q.

What are three types of archaebacteria?

Q.

Give an example of thermoacidophiles.

Q. Thermococcus, Methanococcus and Methanobacterium exemplify:

1. Bacteria whose DNA is relaxed or positively supercoiled but which have a cytoskeleton as well as mitochondria
2. Bacteria that contain a cytoskeleton and ribosomes
3. Archaebacteria that contain proteins homologous to eukaryotic core histones
4. Archaebacteria that lack any histones resembling those found in eukaryotes but whose DNA is negatively supercoiled.

Q.

Thermophile is a type of bacteria that can survive in:

1. Extreme salt conditions

2. High-temperature

3. Alkaline conditions

4. Acidic conditions

Q. Which of the following are found in hot springs?

1. Halophiles
2. Methanogens
3. Thermoacidophiles
4. Cyanobacteria

Q. Which bacteria is utilized in Gober gas plant ?

1. Methanogens
2. Nitrifying bacteria
3. Ammonifying bacteria
4. Denitrifying bacteria