Practice Questions

TLS Online TPP Program

#Question id: 11499

Biologists have long been aware that the defunct kingdom Protista is paraphyletic. Which of these statements is both true and consistent with this conclusion?

#XL - T Zoology

Many species within this kingdom were once classified as monerans.
Animals, plants, and fungi arose from different protist ancestors.
The eukaryotic condition has evolved only once among the protists, and all eukaryotes are descendants of that first eukaryotic cell.
Some protists, all animals, and all fungi share a protist common ancestor, but these protists, animals, and fungi are currently assigned to three different kingdoms.

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TLS Online TPP Program

#Question id: 837

#XL - Q Biochemistry

Increasing order of free energy in unfolded to folded conformation of the proteins, the correct order is,

TLS Online TPP Program

#Question id: 20189

#XL - P Chemistry

In the Bohr’s orbit, what is the ratio of total kinetic energy and total energy of the electron

TLS Online TPP Program

#Question id: 5687

#XL - T Zoology

The error in meiosis that produces a 47,XYY karyotype is best described by

TLS Online TPP Program

#Question id: 27427

#XL - R Botany

Identify the type of aestivation found in Calotropis flowers.

TLS Online TPP Program

#Question id: 20115

#XL - P Chemistry

If the enthalpy of B is greater than of A, the reaction A→B is