TLS Online TPP Program

#Question id: 8922


Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

#Part-A Aptitude & General Biotechnology
  1. increased incidence of worm burrows in the fossil record
  2. increased incidence of hard parts in the fossil record
  3. increased incidence of organic material in the fossil record
  4. increased incidence of fern galls in the fossil record
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TLS Online TPP Program

#Question id: 7507

#Part-A Aptitude & General Biotechnology

The lengths of trains A and B are 250 m 300 m respectively and their speeds are 70 km/h and 79 km/h respectively. They are walking in the same direction. In how much time will train B cross a passenger sitting in A?

TLS Online TPP Program

#Question id: 7508

#Part-A Aptitude & General Biotechnology

A boat running downstream covers a distance of 12 km in 2 h while for covering the same distance upstream it takes 3 h. What is the speed of the boat in still water?

TLS Online TPP Program

#Question id: 7509

#Part-A Aptitude & General Biotechnology

A boatman goes 3 km against the current of the stream in 1 h and goes 1 km along the current in 15 min. How long will it take to go 7 km in stationary water?

TLS Online TPP Program

#Question id: 7510

#Part-A Aptitude & General Biotechnology

A boat running upstream takes 5 h 12 min to cover a certain distance, while it takes 4 h to cover the same distance running downstream. What is the ratio between the speed of the boat and speed of the water current respectively?

TLS Online TPP Program

#Question id: 7511

#Part-A Aptitude & General Biotechnology

A man can row 19/2 km/h in still water. If in a river which is running at 5/2 km/h, it takes him 1 h 35 min to row to a place and back, how far off is the place?

TLS Online TPP Program

#Question id: 7512

#Part-A Aptitude & General Biotechnology

In a stream running at 2 km/h, a motorboat goes 5 km upstream and back again to the starting point in 1 h 20 min. Find the speed of te motor boat in still water.