Download App

Improvement in Food Resources — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceImprovement in Food Resources1 Mark
Question
Define:
Bio fertilizer.
✓

Answer

Biofertiliser are living organism used as fertiliser to supply the nutrients to crop plants. g., nitrogen fixing blue green algae, nitrogen fixing bacteria, which fix atmospheric nitrogen in soil, rice fields, are called as biofertiliser.

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 "Do as directed; [Bio-1 M]" from Improvement in Food Resources→Improvement in Food Resources — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

Name the enzyme present in tears which prevents eye infections.

→
If the organisation of a cell is destroyed due to some physical or chemical influence, what will happen?
→
How are high yielding breeds of poultry advantageous over indigenous breeds?
→
What are the source of “concentrates” given in a cattle feed?
→
Write down four symptoms of sick animals.
→

Is sieve tubes unicellular or multicullular?

→

Differentiate between the following:

Write function of nucleolus.

→

Define crop rotation.

→

Name two exotic varieties of cow.

→
Name two exotic varieties of cow.
→