Practice Questions

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?

#SCPH06 I Botany

>90% reduction in population size, <100 km2 area of occupancy, at least 50% estimated extinction risk in three generations.
<2,50 individuals with declining population, <250 mature individuals, at least 20% estimated extinction risk in 20 years
<250 individuals with declining population, <50 mature individuals, at least 50% estimated extinction risk in 10 years.
>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: 1729

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

When a resting naive T-cell engages its specific MHC–peptide complex displayed on the surface of a fibroblast, it:

TLS Online TPP Program

#Question id: 1729

#SCPH05 I Biotechnology

When a resting naive T-cell engages its specific MHC–peptide complex displayed on the surface of a fibroblast, it:

TLS Online TPP Program

#Question id: 1730

#SCPH01 Biochemistry

What is the T-cell ligand binding B7 on a professional antigen-presenting cell?

TLS Online TPP Program

#Question id: 1730

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

What is the T-cell ligand binding B7 on a professional antigen-presenting cell?

TLS Online TPP Program

#Question id: 1730

#SCPH05 I Biotechnology

What is the T-cell ligand binding B7 on a professional antigen-presenting cell?

TLS Online TPP Program

#Question id: 1731

#SCPH01 Biochemistry

Which of the following statements is TRUE of Sos (Son of sevenless)?