TLS Online TPP Program

#Question id: 3532


In a plant species, flower color purple is dominant over white. One such purple-flowered plant upon selfing produced 35 viable plants, of which 9 were white flowered and the rest were purple flowered. What fraction of these purple-flowered progeny is expected to be pure purple-flowered line?

#SCPH06 I Botany
  1. 1/2           

  2. 1/3           

  3. 1/4         

  4. 2/3

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TLS Online TPP Program

#Question id: 11417

#SCPH28 | Zoology

Use the following figure to answer the question below


Which of the following name of biome 5, 6, 4 and 3 respectively?

TLS Online TPP Program

#Question id: 11418

#SCPH06 I Botany

Use the following diagram of five islands formed at around the same time near a particular mainland, as well as MacArthur and Wilson's island equilibrium model principles


Which island would likely have the lowest extinction rate?

TLS Online TPP Program

#Question id: 11418

#SCPH28 | Zoology

Use the following diagram of five islands formed at around the same time near a particular mainland, as well as MacArthur and Wilson's island equilibrium model principles


Which island would likely have the lowest extinction rate?

TLS Online TPP Program

#Question id: 11419

#SCPH06 I Botany

There are more species in tropical areas than in places more distant from the equator. This is probably a result of

a) more predators and parasites

b) more dispersed annual solar radiation compared to the poles

c) more frequent ecological disturbances over a longer time span

d) a longer time frame without disturbances for evolution and speciation

TLS Online TPP Program

#Question id: 11419

#SCPH28 | Zoology

There are more species in tropical areas than in places more distant from the equator. This is probably a result of

a) more predators and parasites

b) more dispersed annual solar radiation compared to the poles

c) more frequent ecological disturbances over a longer time span

d) a longer time frame without disturbances for evolution and speciation

TLS Online TPP Program

#Question id: 11420

#SCPH06 I Botany

We can represent the relationship of species richness to area with the equation


Where S = number of species, and c and z are both constants

Which of the following is not a logical explanation to relationship of species richness to area?