Download App

STD 12 - 8. microbes in human welfare — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 8. microbes in human welfare1 Mark
MCQ
The main sources of biofertilisers are
  • A
    Bacteria
  • B
    Cyanobacteria
  • C
    Fungi
  • ✓
    All of these
✓

Answer

Correct option: D.
All of these
d
Nitrogen Fixing Bacteria and Cyanobacteria act as Biofertolizers as they add specific nutrient Nitrogen to the soil.

Fungi act as biofertilizer as they help in absoprtion of water and minerals specially Phosphorous by associating with roots of higher plants and forming Mycorrhiza.

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

Embryonic body form stage is characterised by:
→
Formation of fruits without fertilization is known as or Ovary $\xrightarrow{{{\text{No fertilization}}}}$ Fruit
→
Which one is linked to evolution?
→
$DNA$ is double helix and
→
This is the reason for rapid speciation in current crop plants:
→
What are $\text{GMOs}?$
→
Seals have a thick layer of fat $($blubber$)$ below their skin that acts as an.
→
→
Who is called the father of immunology?
→
Anthropogenic actions that leads to evolution isthe use of
→