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TLS Online TPP Program

#Question id: 10619

Which of the following is incorrect?

#Unit 10. Ecological Principles
  1. age-specific rates of survival and fecundity remain unchanged; the population eventually assumes a stable age distribution
  2. Type III survivorship curve is the result of a high initial survival rate, which then falls off abruptly with age as the age-specific mortality rate increases
  3. The natural enemies hypothesis suggests that natural enemies may reduce densities of the strongest prey competitors
  4. There is indirect proportional of relationship between average plant weight and density in populations, referred to as a self-thinning curve
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TLS Online TPP Program

#Question id: 7533

#General Aptitude

A 3 m long car goes past a 4 m long truck at rest on the road .The speed of the car is 7 m/s . The time taken to go past is
TLS Online TPP Program

#Question id: 7534

#General Aptitude

A person wanted to travel from charabag to Alambag with an average speed of kmph by car. The distance between Charbag and Alambag is 2 km . Due to heavy traffic, he could travel at 30 kmph for the first kilometer of his journey . What should his speed his speed be for the remaining journey to achieve his average speed target of 60 kmph ?
TLS Online TPP Program

#Question id: 7535

#General Aptitude

Ratio between speed of boat in still water to speed of stream is 5 : 2. If 224 km is travelled by downstream in 4 hours then find the difference between speed of boat in still water and speed of stream?
TLS Online TPP Program

#Question id: 7536

#General Aptitude

Two stations A and B are 220km apart on a straight line. One train starts from A at 7 am and travels towards B at 20km/hr speed. Another train starts from B at 10 am and travels toward A at a speed of 20 km/hr. At what time they will meet?
TLS Online TPP Program

#Question id: 7537

#General Aptitude

A train 220m long passed a pole in 20 seconds. How long it will take to pass a platform 550m long?
TLS Online TPP Program

#Question id: 7538

#General Aptitude

Two trains of equal length are running on parallel lines in the same direction at 57km/hr and 39km/hr. The faster train passes the slower train in 20sec. The length of each train is?