The wholesale price index in India is a: MCQ with Answer and Explanation

Explanation:
Fixed base index selects one period as the base (index=100) and expresses all other periods relative to it, enabling consistent long-term trend analysis without base drift.

Explanation:
Census is the primary source of demographic data; NSS also provides demographic data but census is the most direct comprehensive source.

Explanation:
A higher crude death rate but lower standardized rate indicates that Population X's apparent higher mortality is due to a larger proportion of elderly people (who have higher death rates), not worse age-specific mortality.