801: The research work of Paul Lauterbur and Peter Mansfield, the Nobel Prize winners for Medicine in 2003, relates to:
(a) Control of AIDS
(b) Magnetic resonance imaging
(c) Respiratory diseases
(d) Genetic engineering
802: A consumer is said to be in equilibrium, if
(a) he is able to fulfil his need with a given level of income
(b) he is able to live in full comforts with a given level of income
(c) he can fulfil his needs without consumption of certain items
(d) he is able to locate new sources of income
803: Consider the following which can be found in the ambient atmosphere:
1. Soot
2. Sulphur hexafluoride
3. Water vapour
Which of the above contribute to the warming up of the atmosphere ?
(a) 1 and 2 only
(b) 2 and 3 only
(c) 3 only
(d) 1, 2 and 3
804: During processing and cooking which part of food is mostly destroyed?
(a) Proteins
(b) Vitamins
(c) Carbohydrates
(d) Fats
805: "Black holes" refers to
(a) Holes occurring in heavenly bodies
(b) Bright spots on the sun
(c) Collapsing object of high density
(d) Collapsing object of low density