TLS Online TPP Program

#Question id: 18223


The origin of indirect evidence of life, no recognizable fossils except bacteria (microfossils) was during which geological eras?

#SCPH28 | Zoology
  1. Archeozoic
  2. Proterozoic
  3. Paleozoic
  4. Cenozoic
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TLS Online TPP Program

#Question id: 11078

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

A child has been eating round candies approximately 1 and 1.5 cm in diameter and inhaled one down his airway blocking his left bronchiole. Which of the following will describe the changes that occur?


TLS Online TPP Program

#Question id: 11078

#SCPH28 | Zoology

A child has been eating round candies approximately 1 and 1.5 cm in diameter and inhaled one down his airway blocking his left bronchiole. Which of the following will describe the changes that occur?


TLS Online TPP Program

#Question id: 11079

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

The diffusing capacity of a gas is the volume of gas that will diffuse through a membrane each minute for a pressure difference of 1 mm Hg. Which of the following gases is often used to estimate the oxygen diffusing capacity of the lungs?

TLS Online TPP Program

#Question id: 11079

#SCPH28 | Zoology

The diffusing capacity of a gas is the volume of gas that will diffuse through a membrane each minute for a pressure difference of 1 mm Hg. Which of the following gases is often used to estimate the oxygen diffusing capacity of the lungs?

TLS Online TPP Program

#Question id: 11080

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

The O2-CO2 diagram here shows a ventilation-perfusion ratio line for the normal lung. Which of the following best describes the effect of decreasing ventilation-perfusion ratio on the alveolar Po2 and Pco2?


TLS Online TPP Program

#Question id: 11080

#SCPH28 | Zoology

The O2-CO2 diagram here shows a ventilation-perfusion ratio line for the normal lung. Which of the following best describes the effect of decreasing ventilation-perfusion ratio on the alveolar Po2 and Pco2?