81: In the year 2008, which one of the following conducted a complex scientific experiment in which sub-atomic particles were accelerated to nearly the speed of light?
(a) European Space Agency
(b) European Organization for Nuclear Research
(c) International Atomic Energy Agency
(d) National Aeronautics and Space Administration
82: Consider the following statements :
1. Every individual in the population is equally susceptible host for Swine Flu.
2. Antibiotics have no role in the primary treatment of Swine Flu
3. To prevent the future spread of Swine Flu in the epidemic area, the swine (pigs) must all be culled.
Which of the statements given above is/are correct ?
(a) 1 and 2 only
(b) 2 only
(c) 2 and 3 only
(d) 1, 2 and 3
83: Assertion (A) :
The southern half of India lies within the tropics and the northern half belongs to the warm temperate zone
Reason (R) :
The tropic of cancer runs almost halfway through India
(a) Both A and R are true and R is the correct explanation of A
(b) Both A and R are true but R is not a correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
84: Which one of the following distance-time graph (x-t) represents one-dimensional uniform motion ?
(a) (a)
(b) (b)
(c) (c)
(d) (d)
85: The crop which grows in alluvial soil and needs 150 cm rainfall is:
(a) Wheat
(b) Rice
(c) Groundnut
(d) Sugarcane