Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 55857
TLS Online TPP Program

#Question id: 11741

phloem transport indicating the importance of long distance transport in plants, the experiments demonstrated that removal of a ring of bark around the trunk of a tree, which removes the phloem. What will be its effect?

#Unit 6. System Physiology – Plant
  1. Effectively stops sugar transport from the leaves to the roots without altering water transport through the xylem
  2. No effect on the sugar transport and also the water transport takes place through the xylem

  3. Stops sugar tansport from the leaves to the roots with altering water transport through the xylem

  4. Stop sugar transport from root to shoot without altering water transport
More Questions
TLS Online TPP Program

#Question id: 9611

#Unit 9. Diversity of Life Forms

If, someday, an archaean cell is discovered whose SSU-rRNA sequence is more similar to that of humans than the sequence of mouse SSU-rRNA is to that of humans, the best explanation for this apparent discrepancy would be
TLS Online TPP Program

#Question id: 11625

#Unit 8. Inheritance Biology

The following is a hypothetical pathway responsible for the coat color in Labrador retrievers, The pathway is controlled by two independently assorting genes ‘B’ and ‘E’ encoding enzymes as shown below. Mutant alleles ‘b’ and ‘e’ code for non- functional proteins.


What is the expected progeny after selfing a plant with the genotype BbEe?
TLS Online TPP Program

#Question id: 24648

#Unit 10. Ecological Principles

Carnivores are the animals that has the ability to obtaining amino acid by__
TLS Online TPP Program

#Question id: 24612

#Unit 2. Cellular Organization

Pseudogenes generated by which of the following enzyme
TLS Online TPP Program

#Question id: 12956

#Unit 10. Ecological Principles

For  nearly 200  years, biogeographers have  noted that  the  tropics  have  more terrestrial species than  temperate regions. Which of the following is NOT a plausible explanation for this pattern?