What are methanogens?

(a) What is stage? (b) What are the agents of soil erosion?

These bacteria grow anaerobically on cellulosic material, produce large amount of methane along with CO_(2) and H_(2) , and are collectively called as methanogens. Examples of such bacteria are

What are nitorgenous bases? What are the types?

What is nitrogen metabolism? What are the stages of ammonium assimilation?

In five-kingdom classification system, the kingdom that includes, the blue-green algae, nitrogen-fixing bacteria and methanogenic archaebacteria is

Read the following statements regarding methanogens and select the correct option. (i) They are included in the group Archaebacteria. (ii) They are responsible for the production of biogas in gobar gas plants. (iii) They live in hot sulphur springs. (iv) They are strictly anaerobic.

What are neurons? What are their functions.

What is entropy? What are the units of entropy?

What are spontaneous reactions? What are the conditions for the spontaneity of a process?