Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 31659
TLS Online TPP Program

#Question id: 13210

In Cohesion–Tension Theory, the pressure gradients needed to move water through the xylem could result from

#Unit 6. System Physiology – Plant
  1. the generation of positive pressures at the base of the plant or negative pressures at the top of the plant
  2. the generation of positive pressure both at the base of the plant and at the top of the plant
  3. the generation of negative pressure both at the base of the plant and at the top of the plant 
  4. the generation of negative pressure at the base of the plant or positive pressure at the top of the plant   
More Questions
TLS Online TPP Program

#Question id: 4307

#Unit 3. Fundamental Processes

When taken up by a cell, which of the following molecules binds to a repressor so that the repressor no longer binds to the operator?
TLS Online TPP Program

#Question id: 8889

#Unit 9. Diversity of Life Forms

What would be the most effective method of reducing the incidence of blood flukes in a human population?
TLS Online TPP Program

#Question id: 19449

#Unit 13. Methods in Biology

Better resolution of the image can be achieved by which of the following wavelengths? 
TLS Online TPP Program

#Question id: 7296

#Unit 5. Developmental Biology

some of the following statements regarding to this experiment are given below. Which of the following statements is incorrect?
TLS Online TPP Program

#Question id: 11128

#Unit 7. System Physiology – Animal

Inhibition of pain signals by tactile stimulation of a skin surface involves which of the following selections?