Practice Questions

TLS Online TPP Program

#Question id: 11092

Which statement is the most accurate definition of external respiration?

#Unit 7. System Physiology – Animal

Bulk flow (convection) of air or water to and from the gas-exchange membrane.
The process by which O2 is transported to the gas-exchange membrane from the environmental medium and by which CO2 is transported away from the membrane into the environmental medium.
The process by which CO2 is transported to the gas-exchange membrane from the environmental medium and O2 is transported away from the membrane into the environmental medium.
Diffusion of O2 and CO2 across the gas exchange membrane.

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TLS Online TPP Program

#Question id: 15992

#Unit 12. Applied Biology

The genetic variability present among cultured cells, progeny of such plants is called__

TLS Online TPP Program

#Question id: 15289

#Unit 5. Developmental Biology

Which of the following is a property of inducer cell?

TLS Online TPP Program

#Question id: 12832

#General Aptitude

What is the area of dark (coloured) sector for the figure given below?

TLS Online TPP Program

#Question id: 13118

#Unit 2. Cellular Organization

GEF activity of monomeric G protein Ran perform in

TLS Online TPP Program

#Question id: 19269

#Unit 9. Diversity of Life Forms

The sporophytes of mosses depend on the gametophytes for water and nutrition. In seed plants, the reverse is true. From which seed plant sporophyte structure(s) do the immature (unfertilized) gametophytes directly gain water and nutrition?