Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 49506
TLS Online TPP Program

#Question id: 10574

Which of the following statements about the evolution of life histories is correct?

#SCPH28 | Zoology
  1. Stable environments with limited resources favor r-selected populations.
  2. K-selected populations are most often found in environments where density-independent factors are important regulators of population size.
  3. Most populations have both r- and K-selected characteristics that vary under different environmental conditions.
  4. The reproductive efforts of r-selected populations are directed at producing just a few offspring with good competitive abilities
More Questions
TLS Online TPP Program

#Question id: 10509

#I Life Science/ Life Sciences Group – I-V

A different type of mechanical obstacle to herbivory is provided by mineral crystals that are present in many plant species, such as silica crystals known as
TLS Online TPP Program

#Question id: 10509

#SCPH05 I Biotechnology

A different type of mechanical obstacle to herbivory is provided by mineral crystals that are present in many plant species, such as silica crystals known as
TLS Online TPP Program

#Question id: 10509

#SCPH05 I Biotechnology

A different type of mechanical obstacle to herbivory is provided by mineral crystals that are present in many plant species, such as silica crystals known as
TLS Online TPP Program

#Question id: 10509

#SCPH06 I Botany

A different type of mechanical obstacle to herbivory is provided by mineral crystals that are present in many plant species, such as silica crystals known as
TLS Online TPP Program

#Question id: 10510

#I Life Science/ Life Sciences Group – I-V

Constitutive chemical defenses are effective against many different herbivores, including insects and mammals. Hemlock (Cicuta sp.) produces which toxins that a polyacetylene prolongs the repolarization of neuronal action potentials.
TLS Online TPP Program

#Question id: 10510

#I Life Science/ Life Sciences Group – I-V

Constitutive chemical defenses are effective against many different herbivores, including insects and mammals. Hemlock (Cicuta sp.) produces which toxins that a polyacetylene prolongs the repolarization of neuronal action potentials.