In the absence of ozone layer, which rays will enter into atmosphere?
The ozone layer is a layer in Earth's atmosphere containing relatively high concentrations of ozone (O3). The ozone layer absorbs 97-99% of the Sun's medium-frequency ultraviolet light (from about 200 nm to 315 nm wavelength), which potentially damages exposed life forms on Earth.
There are five persons Q, W, R, T and Y of different weights. T is heavier than Q and Y but not the heaviest. W is the lightest. Who among the following...
Six friends P, Q, R, S, T and U participated in a quiz competition. U score more than Q but less than R. T scores more than R but he does not score the ...
E, F, G, H and I are five sisters. G is younger than only two sisters. F is older than E but younger than G. I is not the oldest. Who is the oldest?
Who among the following person score lowest marks?
There are five friends - D, F, H, M and P who have different heights. F is the tallest. H is taller than only M. P is not as tall as D. Who among the fo...
There are five persons Z, X, V, B and N of different ages. V is older than Z and B, but younger than X, who is not the oldest. Find the oldest person?
Srikant is shorter than Raju. Anuj is taller than Srikant. Vipin is taller than Raju but shorter than Rakesh. Raju is taller than Anuj who will be in th...
Who is the second heaviest person?
Arun is elder to Bikaram while Charu and Dhanush are elder to Imran who lies between Arun and Charu. If Charu be elder to Bikaram, which one of the foll...
Six friends have different number of chocolates. G has more chocolates than that of I and H. E has less chocolates than D but more chocolates than G. F...
