TLS Online TPP Program

#Question id: 14502


The chances of a person being alive who is now 35 years old, till he is 75 are 8 : 6 and of another person being alive now 40 years old till he is 80 are 4 : 5. The probability that at least one of these persons would die before completing 40 years hence is

#Unit 13. Methods in Biology
  1. 8/14
  2. 16/63
  3. 4/9
  4. 47/63
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TLS Online TPP Program

#Question id: 10643

#Unit 10. Ecological Principles

Population of ground squirrels has an annual per capita birth rate of 0.06 and an annual per capita death rate of 0.02) Estimate the number of individuals added to (or lost from) a population of 1,000 individuals in one year.

TLS Online TPP Program

#Question id: 10644

#Unit 10. Ecological Principles

There is a species with following feature Good colonizer, reach sexual maturity rapidly, Short-lived, low investment in care for the young

Which of the following above feature showing growth pattern and survival ship curve

TLS Online TPP Program

#Question id: 10645

#Unit 10. Ecological Principles

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. dn/dt is isoclines when 

TLS Online TPP Program

#Question id: 10646

#Unit 10. Ecological Principles

Four sampling unit of Area occupy by species having following number is 00, 20, 10, 20. What is abundance of that species?

TLS Online TPP Program

#Question id: 10647

#Unit 10. Ecological Principles

Use the graph to answer the following question


In the figure, which of the following survivorship curves implies that an animal may lay many eggs, of which a regular number die each year on a logarithmic scale?

TLS Online TPP Program

#Question id: 10648

#Unit 10. Ecological Principles

Which statements about K are correct?

I) K varies among populations.

II) K varies in space.

III) K varies in time.

IV) K is constant for any given species.