Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 30857
TLS Online TPP Program

#Question id: 11378

Which of the following set of conditions will qualify a species to be considered as critical endangered (EN) as per IUCN criteria?

#10. Ecological Principles

  1. >90% reduction in population size, <100 km2 area of occupancy, at least 50% estimated extinction risk in three generations.

  2. <2,50 individuals with declining population, <250 mature individuals, at least 20% estimated extinction risk in 20 years

  3. <250 individuals with declining population, <50 mature individuals, at least 50% estimated extinction risk in 10 years.
  4. >90% reduction in population size, <10 km² area of occupancy, at least 50% estimated extinction risk in five generations
More Questions
TLS Online TPP Program

#Question id: 10674

#10. Ecological Principles

In Lotka-Volterra competition models, if K2/β > K1 and K1/α > K2, then:
TLS Online TPP Program

#Question id: 10387

#6. System Physiology – Plant

Action spectrum stimulated phototropism in oat coleoptiles. The “three finger” pattern in the 400–500 nm region is characteristic of-
TLS Online TPP Program

#Question id: 12405

#6. System Physiology – Plant

Sequestration of auxin in endomembrane compartments, primarily in the__
TLS Online TPP Program

#Question id: 1094

#4. Cell Communication and Cell Signaling

Not all intercellular signals require transduction. Which one of the following signals would be processed without transduction?
TLS Online TPP Program

#Question id: 8703

#9. Diversity of Life Forms

In a comparison of birds and mammals, having four limbs is ________.