Black revolution in India is associated with

Explanation: India is the largest producer and exporter of tea in the world. The ideal climatic conditions for the production and growing of tea are as follows: temperature- 21°C to 29°C and 150-250 cm of rainfall.

Explanation: From official site of Nobel price- The Nobel Prize award ceremony in Stockholm took place at the Old Royal Academy of Music during the years 1901-1925. Since 1926, the ceremony has taken place at the Stockholm Concert Hall with few exceptions: 1971 in the Philadelphia Church; 1972 in the St. Erik International Fair (known today as Stockholm International Fairs) in Älvsjö, 1975 in the St. Erik International Fair and in 1991 at the Stockholm Globe Arena. The King of Sweden hands over the prize to the laureate/s.

Explanation: Kerala is referred to as the spice garden of India as it has a variety of spices and is popular in the entire world. Black pepper, Cinnamon, Turmeric, Cardamom, ginger, and nutmeg are the major spices grown in Kerala.

Explanation: Indian constitution is federal in form and unitary in spirit. The meaning of the quasi-federal system is both federal and unitary. In Unitary Constitution the supreme governing authority of a state is concentrated in a single place(Central Government). In this constitution, the supreme power is divided between the central and state government, and both governments are independent in their domain.