661: Consider the following statements regarding biomedication. It involves the use of bacteria and fungi to:
1. Clean up aquifers
2. Clean up toxic dumps
3. Clean up oil spills
4. Cure bacterial and fungal disease
(a) 1 and 2 are correct
(b) 1 and 3 are correct
(c) 1, 2 and 3 are correct
(d) 1, 2, 3 and 4 are correct
662: Main constituents of Biogas are:
(a) Methane and Carbon dioxide
(b) Ethylene and Carbon dioxide
(c) Butane and Carbon monoxide
(d) Methane and Carbon monoxide
663: In the year 2001, NASA launched a spacecraft to Mars named
(a) Mars Climate Orbiter
(b) Mars Global Surveyor
(c) Mars Odyssey
(d) Mars Polar Ladder
664: With reference to India, consider the following statements :
1. The Wholesale Price Index (WPI) in India is available on a monthly basis only.
2. As compared to Consumer Price Index for Industrial Workers (CPI(IW)), the WPI gives less weight to food articles.
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
665: The drugs "caffeine, tannin and nicotine" are:
(a) Steroids
(b) Cortisones
(c) Alkaloids
(d) Mild alkalis