Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 26478
TLS Online TPP Program

#Question id: 9605

A phylogenetic tree that is ʺrootedʺ is one

#Unit 9. Diversity of Life Forms
  1. that extends back to the origin of life on Earth.
  2. at whose base is located the common ancestor of all taxa depicted on that tree.
  3. that illustrates the rampant gene swapping that occurred early in lifeʹs history.
  4. that indicates our uncertainty about the evolutionary relationships of the taxa depicted on the tree.
More Questions
TLS Online TPP Program

#Question id: 24572

#Unit 10. Ecological Principles

Find out the characteristics of geometric growth?
a. It can grow for both periodic and continuous breeders
b. depends on the activity of net reproductive growth rate
c. unlimited Population Growth Leads to J-shaped
d. unlimited Population Growth Leads to S-shaped
e. resources are not limited
TLS Online TPP Program

#Question id: 15260

#Unit 2. Cellular Organization

Among the following which kind of media is not used for the detection of E. coli and related bacteria in water supplies and elsewhere.
1.  Endo agar
2. Peptone 
3. Eosin methylene blue agar
4. MacConkey agar
5. Beef extract
Choose the correct combination
TLS Online TPP Program

#Question id: 10242

#Unit 10. Ecological Principles

Ecologist Robert Macarthur observed that five species of similar warblers coexisted on spruce trees because they
TLS Online TPP Program

#Question id: 15759

#Unit 12. Applied Biology

Somatic hybrids exhibit the full somatic complement of one parental species, while all or nearly all chromosomes of the other parental species are lost during the preceding mitotic divisions; such hybrids arc referred to as
TLS Online TPP Program

#Question id: 12954

#Unit 7. System Physiology – Animal

A 55-year-old male patient with hypertension has had his blood pressure reasonably well controlled by administration of a thiazide diuretic. During his last visit (6 months ago) his blood pressure was 130/75 mm Hg and his serum creatinine was 1 mg/100 ml. He has been exercising regularly for the past 2 years, but recently has complained of knee pain and began taking large amounts of a nonsteroidal anti-inflammatory drug. When he arrives at your office, his blood pressure is 155/85 and his serum creatinine is now 2.5 mg/100 ml. Which of the following best explains his increased serum creatinine?