4 practice sets · Page 1 of 1
What is vermicomposting?
Composting using fungi
Composting using earthworms
Composting using bacteria
Composting using fish waste
Correct Answer: B — Composting using earthworms
Explanation:
Vermicomposting uses earthworms to convert organic waste into nutrient-rich compost.
Why is manure preferred over chemical fertilizers?
It is eco-friendly and improves soil texture
It acts faster than fertilizers
It only provides potassium
It is cheaper
Correct Answer: A — It is eco-friendly and improves soil texture
Explanation:
Manure improves soil texture, increases microbial activity, and is environmentally friendly.
Which of the following is an organic manure?
Ammonium nitrate
Urea
Potash
Compost
Correct Answer: D — Compost
Explanation:
Compost is an organic manure produced by decomposition of plant and animal waste.
Which factor is important in organic farming?
Use of synthetic fertilizers
Monocropping
Heavy use of pesticides
Use of organic manures and biofertilizers
Correct Answer: D — Use of organic manures and biofertilizers
Explanation:
Organic farming relies on natural fertilizers and biofertilizers instead of synthetic chemicals.
