UPSC Prelims Q. Mycorrhizal biotechnology has been used in rehabilitating degraded sites because mycorrhiza enables the plants to
UPSC Prelims Q. The efforts to detect the existence of Higgs boson particle have become frequent news in the recent past. What is/are the importance (s) of discovering this particle?
UPSC Prelims Q. Due to improper/indiscriminate disposal of old and used computers or their parts, which of the following are released into the environment as e-waste?
UPSC Prelims Q. The known forces of nature can be divided into four classes, viz. gravity, electromagnetism, weak nuclear force and strong nuclear force. With reference to them, which one of the following statements is not correct?
UPSC Prelims Q. Which of the following diseases can be transmitted from one person to another through tattooing?
UPSC Prelims Q. Improper handling and storage of cereal grains and oilseeds result in the production of toxins known as aflatoxins which are not generally destroyed by normal cooking process. Aflatoxins are produced by
UPSC Prelims Q. In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?
UPSC Prelims Q. With reference to two non-conventional energy sources called ‘coalbed methane’ and ‘shale gas’, consider the following statements:
UPSC Prelims Q. In India, cluster bean (Guar) is traditionally used as a vegetable or animal feed, but recently the cultivation of this has assumed significance. Which one of the following statements is correct in this context?
UPSC Prelims Q. There is some concern regarding the nanoparticles of some chemical elements that are used by the industry in the manufacture of various products. Why?