Which of the following statements is/are...

Which of the following statements is/are correct ?

A

In paddy fields, cyanobacteria serve as an important biofertiliser.

B

Vermicompost consists of organic matter prepared by the action of earthworms on human or animal waste.

C

The important examples of cyanobacteria as biofertilisers are Anabaena, Nostoc and Oscillatoria.

D

All of these

Verified by Experts

The correct Answer is:

D

Similar Questions

Explore conceptually related problems

E^(@) values of Mg^(2+) //Mg is -2.37V, of Zn^(2+)//Zn is -0.76V and Fe^(2+) //Fe is -0.44V. Which of the following statement is correct ?

Which of the following statement (s) is/are correct ? When a mixture of NaCl and K_(2)Cr_(2)O_(7) is gently warmed with conc. H_(2)SO_(4) .

Which of the following statements are correct?

Which of the following statements is not correct ?