What is the farming system called that avoids or largely excludes the use of synthetic inputs and relies on organic wastes, crop rotations, and biological microbes to keep the soil alive and healthy?

Which of the following territories was annexed by Lord Dalhousie under the pretext of misgovernance, and not directly through the Doctrine of Lapse?

What was the primary stated reason for the Partition of Bengal in 1905 by Lord Curzon?