Where should I invest my bank FD amount of Rs 25 lakh to earn good returns in three years

As mentioned, you are not dependent on this Rs 25 lakh for a regular income. With three years horizon, you are looking for cumulative options. If the time horizon was longer, options like SCSS and PMVVY could have been looked for investing.

from Wealth-Economic Times https://economictimes.indiatimes.com/wealth/invest/where-should-i-invest-my-bank-fd-amount-of-rs-25-lakh-to-earn-good-returns-in-three-years/articleshow/79603887.cms