Answer: A) Terrestrial Explanation: Grasslands are found in most ecoregions of the Earth. For example, there are five terrestrial ecoregion classifications of the temperate grasslands, savannas, and shrublands ecosystem, which is one of eight terrestrial ecozones of the Earth's surface.

Answer: B) Dhana Nanda Explanation:

Answer: B) TZTSTNF Explanation: ARC -> CRA ->(+1) DSB    H ->     H ->(-1) GIVE  ->  EVI ->(+1) FWJ  Similarly,  SYS -> SYS ->(+1) TZT    T ->     T ->(-1) SEMS -> SME ->(+1) TNF

Answer: B) independent goods Explanation: Tennis rackets and ballpoint pens are two independent goods. Since, one doesn't depend on the other.

Answer: C) 3 Explanation: The given figure can be labelled as shown : The spaces P, Q and R have to be shaded by three different colours definitely (since each of these three spaces lies adjacent to the other two).Now, in order that no two adjacent spaces be shaded by the same colour, the spaces T, U and S must be shaded with the colours of the spaces P, Q and R respectively.Also the spaces X, V and W must be shaded with the colours of the spaces S, T and U respectively i.e. with the colours of the spaces R, P and Q respectively. Thus, minimum three colour pencils are required.

Answer: B) 65 Explanation: The given number series is 50, 51, 47, 56, 40, ?   5050 + 12 = 5151 - 22 = 4747 + 32 = 5656 - 42 = 4040 + 52 = 65   Hence, the next number in the given number series is 65.

Answer: A) यूरेसिल व्याख्या: यूरेसिल डीएनए में नहीं बल्कि आरएनए में पाया जाता है।

Answer: A) 84 years Explanation: Let the age of ruler is x so that of son = x/2 (given)Now according to the given condition (x/6) + (x/12) + (x/7) + 5 + (x/2) + 4 = x=> x = 84