Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 38497
TLS Online TPP Program

#Question id: 10565

The term Yp is the hydrostatic pressure of the solution

#I Life Science/ Life Sciences Group – I-V
  1. Positive pressures raise the water potential and negative pressures reduce it
  2. Positive pressures reduces the water potential and negative pressures also reduce it
  3. Positive pressures raise the water potential and negative pressures also raises it
  4. Positive pressures raise the water potential and negative pressures raises it
More Questions
TLS Online TPP Program

#Question id: 11272

#SCPH06 I Botany

Measurement of phytoplankton production, take sample of phytoplankton suspended in three bottles in lake. One bottle as control assumed as initial, second bottle (D) was kept in dark while third bottle (L) was kept in light. After some time productivity measure fallow

A- Difference in dissolved oxygen between light bottle and dark bottle yield NET primary productivity

B- Difference in dissolved oxygen between light bottle and initial bottle yield NET primary productivity

C- Difference in dissolved oxygen between light bottle and initial bottle yield Grass primary productivity

D- Difference in dissolved oxygen between light bottle and dark bottle yield total oxygen produced by photosynthesis

Which above combination of statement are correct?
TLS Online TPP Program

#Question id: 2645

#SCPH05 I Biotechnology

When uncharged tRNA concentration is low what will you expect as the activity of tryptophan operon?
TLS Online TPP Program

#Question id: 10507

#SCPH05 I Biotechnology

Rhizobacteria function as

 a) Nitrogen fixation

 b) depositing pathogens directly into the vascular system,

 c) producing antibiotics and antifungal agents for inhibiting soil pathogens

 d) herbivore sensors by sending electrical or chemical signals to surrounding cells

 Which one of the following combination is correct?
TLS Online TPP Program

#Question id: 19595

#SCPH05 I Biotechnology

For the reaction C(s) + O2(g) → CO2(g)
TLS Online TPP Program

#Question id: 1690

#SCPH01 Biochemistry

Which of the following statements is NOT TRUE of affinity?