Azolla is used as biofertilizer as it has - Vidyadip

MCQ

Azolla is used as biofertilizer as it has

A
Rhizobium
✓
Cyanobacteria
C
Mycorrhiza
D
Large quantity of humus

✓

Answer

Correct option: B.

Cyanobacteria

b
It’s obvious.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from STD 12 - 8. microbes in human welfare→STD 12 - 8. microbes in human welfare — all question types→Biology STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

The male sex hormone 'testosterone' is secreted by special Leydig's cells present in

Silencing of $mRNA$ has been used in producing transgenic plants resistant to

Thermostable DNA polymerase is isolated from bacterium:

Frederick Griffith (1928) considered the Streptococcus pneumoniae as the cause for which disease?

The storage of organic matter not used by heterotrophs is termed as

The seminiferous tubules of the testis are lined by the germinal epithelium consisting of

A complete set of chromosomes inherited as a unit from one parent, is known as

'Restriction' in Restriction enzyme refers to:

'Origin of species' was written by:

In which characters air pollinated flowers differ from insect pollinated ones