2751. In which veda does the word 'gotra' first appear with the meaning of 'a clan'?
Atharva Veda
2752. Surat is on the bank of which River?
Tapti
2753. In which process, a nucleus spontaneously breaks down by emitting radiation?
Radioactive decay
2754. In whose court was a Chinese embassy sent by Tang emperor?
Harshavardhana
2755. The world’s first successful human to human heart transplantation in 1967 was performed by ?
Christiaan Bernard; South African Cardiac Surgeon
2756. Who was the first Travancore ruler introduced annual budget called' Pativukanakku'?
Marthandavarma
2757. Wireless communication is reflected back to the earth’s surface by the which zone?
Ionsphere
2758. Who was the Lady IPS Officer from Kerala?
Sreelekha
2759. Which is used as a material for making protective windows in space probes?
Diamond
2760. The American Model Executive was proposed by?
Sir C. P. Ramaswami Ayyer.