3176: Atmospheric pressure exerted on earth is due to the:
(a) Rotation of earth
(b) Revolution of earth
(c) Gravitational pull
(d) Uneven heating of earth
3177: A rectangular plot of lawn shown in the figure has dimensions x and y and is surrounded by a gravel pathway of width 2 m. What is the total area of the pathway ?
(a) 2x + 2y + 4
(b) 2x + 2y + 8
(c) 4x+ 4y + 8
(d) 4x + 4y + 16
3178: The great Indian bustard is a/an:
(a) Animal
(b) Reptile
(c) Bird
(d) Mammal
3179: Consider the following statements:
1. India is the only country in the world producing all the five known commercial varieties of Silk.
2. India is the largest producer of sugar in the world.
Which of the following statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
3180: As per the Human Development Index given by UNDP, which one of the following sequences of South Asian countries is correct, in the order of higher to lower development?
(a) India--Sri Lanka--Pakistan--Maldives
(b) Maldives--Sri Lanka--India--Pakistan
(c) Sri Lanka--Maldives--India--Pakistan
(d) Maldives--India--Pakistan--Sri Lanka