What characterizes facultative parasites, and how do they differ from obligate parasites?
Facultative parasites can switch between parasitic and saprophytic lifestyles; obligate parasites cannot grow in axenic culture. Facultative parasites can switch between lifestyles, while obligate parasites cannot grow outside a host
Train ‘A’ can cross a pole in 10 seconds and a 140 metre long platform in 12 seconds. If the ratio of length of train ‘A’ and train ‘B’ is 2...
Two trains 190 metres and 140 metres in length are running towards each other on parallel tracks, one at the rate 60 km/hr and another at 48 km/hr. In h...
Time is taken by two trains running in opposite directions to cross a man standing on the platform in 31 seconds and 19 seconds respectively. It took 24...
What will be the length of train 1?
Statement I: If train 1 covers a standing man in 12 sec.
Statement II: if a train 1 covers a plat...
1400 metres long train crosses a man who is moving in the same direction with a certain speed in 25 seconds. If the same train can cross a pole in 20 se...
Train ‘A’ of length 150 metres crosses a platform of length 250 meters in 20seconds. If the ratio of the speed of train ‘A’ to that of train ‘...
Two trains approach each other at 21 kmph and 25 kmph from 2 places 230 km apart. After how many hours they will meet?
A 180 m long train crosses another 270 m long train running in the opposite direction in 12 seconds. If the shorter train crosses a pole in 12 seconds, ...
Two trains approach each other at 24 kmph and 31 kmph from 2 places 220 km apart. After how many hours they will meet?
A train takes to cross a man standing on a platform and a 360m long bridge 12 sec and 30 sec respectively. How long will it take to cross a 220m long pl...
