3161: Which one of the following is not essentially a species of the Himalayan vegetation ?

(a) Juniper

(b) Silver fir

(c) Mahogany

(d) Spruce
3162: Monazite is an ore of

(a) zirconium

(b) thorium

(c) titanium

(d) iron
3163: Mixed economy means:

(a) Coexistence of small and large scale industries

(b) Coexistence of private and public sectors

(c) Promotion of agriculture as well as industries

(d) Coexistence of rich and poor
3164: Recently, Scientists observed the merger of giant blackholes billions of light-years away from the Earth. What is the significance of this observation?

(a) 'Higgs boson particles' were detected.

(b) 'Gravitational waves' were detected.

(c) Possibility of inter-galactic space travel through 'wormhole' was confirmed.

(d) It enabled the scientists to understand 'singularity'.
3165: Duncan pass is located between:

(a) North Andaman and South Andaman

(b) North Andaman and Car Nicobar

(c) South Andaman and Car Nicobar

(d) South Andaman and Little Andaman