Download App

Improvement in Food Resources — Science STD 9 — Question

Gujarat 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; [1 M ]" from Improvement in Food Resources→Improvement in Food Resources — all question types→Science STD 9 question papers→Gujarat Board STD 9 question papers→Gujarat Board question paper generator→

Similar questions

Which one is the kingdom of multicellular decomposers?
→
A bottle of perfume was opened in a room. The smell of its vapours spread in the entire room. Name the property of gases which is responsible for this behavior of perfume vapours.
→
Name the tissue responsible for movement in our body.
→
What is the common name of $'1\ kWh'$ of electrical energy’$?$
→
A farmer grows gram crop between two cereal crops. What agricultural practice is being followed?
→
Work out the formula for sulphur dioxide.
$($Valencies: $S = 4; O = 2)$
→
Name the physical quantity whose SI unit is ‘hertz’.
→
What is acid rain$?$
→
What is a gene$?$
→
Define inland fisheries.
→