1531. The electronic record for recording of electric variations that occur during contraction of muscles of heart is?
ECG (Electro Cardio Gram)
1532. What was discovered in 1922 by Howard Carter?
Tutankamen tomb
1533. Who is the author of Search for Home; ?
A Sashti Brata
1534. Which is the longest passenger rail route in India?
Kanyakumari and Jammu Tawi
1535. The police of USA which helped Britain and France during the Second World War ?
Cash and Carry Policy
1536. During the Sangam Age, Uraiyur was the capital of which rular?
Cholas
1537. In which process, a nucleus spontaneously breaks down by emitting radiation?
Radioactive decay
1538. What is the poison of honey bee?
Acidic
1539. Which are the Chemicals having profound effect on growth and development?
Phyto hormones
1540. Which elementis produced when concentrated cinnabar is roasted in the excess of air?
Hg