1681: With regard to the transmission of the Human Immuno deficiency Virus, which one of the following statements is not correct ?
(a) The chance of transmission from female to male are twice as likely as from male to female
(b) The chances of transmission are more if a person suffers from other sexually transmitted infections
(c) An infected mother can transmit the infection, at childbirth and by breast feeding
(d) The risk of contraction infection from transfusion of infected blood is much higher than an exposure to contaminated needle
1682: From the third century AD when the Hun invasion ended the Roman Empire, the Indian merchants relied more and more on the
(a) African trade
(b) West-European trade
(c) South-East Asian trade
(d) Middle-Eastern trade
1683: The heart of human embryo starts beating
(a) in the first week of its development
(b) in the third week of its development
(c) in the fourth week of its development
(d) in the sixth week of its development
1684: Other than Jatropha curcas, why is Pongamia pinnata also considered a good option for the production of bio-diesel in India ?
1. Pongamia pinnata grows naturally in most of the arid regions of India.
2. The seeds of Pongamia pinnata are rich in lipid content of which nearly half is oleic acid.
Which of the statements given above is/are correct ?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
1685: Raghu Rai is well known for which one of the following areas ?
(a) Research in Mathematics
(b) Water harvesting
(c) Photography
(d) Pollution control