The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 16 gm to 24 gm. Which of the following natural selection operate on this species?

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#Question id: 11859

#General Aptitude

Six bells commence tolling together and toll at intervals of 2,4,6,8,10,and 12 seconds respectively . In 30 minutes , how many times do they toll together ?

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#Question id: 3511

#Section 2: Evolution

What proportional of one round and two wrinkle seed if random selected 3 seed from various seed produced from monohybrid test cross?

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#Question id: 4606

#Section 2: Evolution

Which of the following evidence most strongly supports the common origin of all life on Earth? All organisms ________.

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#Question id: 10605

#Section 2: Evolution

DN/dt = rN (K-N/K )The logistic equation above is used to describe the rate of change of a population, N, with time, t, Where r is the intrinsic rate of increase and K is the carrying capacity. Which of N value will show maximum per capita growth rate?  (K= 1000, r =.05)

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#Question id: 12106

#Section 1: Ecology

Which of the following best describes resource partitioning?