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TLS Online TPP Program

#Question id: 4634

Which of the following represents an idea that Darwin learned from the writings of Thomas Malthus?

#XL - S Microbiology

  1. All species are fixed in the form in which they are created.

  2. Populations tend to increase at a faster rate than their food supply normally allows.

  3. Earth changed over the years through a series of catastrophic upheavals.

  4. The environment is responsible for natural selection.

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TLS Online TPP Program

#Question id: 8929

#XL - R Botany

An obsolete taxon, the ʺRadiata,ʺ included all phyla whose adults had true radial symmetry. Today, the ʺRadiataʺ is more correctly considered to be
1. a clade.
2. a grade.
3. monophyletic.
4. paraphyletic.
5. polyphyletic.
TLS Online TPP Program

#Question id: 20098

#XL - P Chemistry

When Fe (s) is dissolved in aqueous HCl in a closed vessel the work done is  
TLS Online TPP Program

#Question id: 7499

#General Aptitude

Two trains, one from A to B and the other from B to A, start simultaneously. After theymeet, the trains reach their destinations after 4 h and 9 h respectively. The ration of their speeds is
TLS Online TPP Program

#Question id: 7291

#XL - R Botany

Five different genes are known to specify floral organ identity in Arabidopsis: APETALA1 (AP1), APETALA2 (AP2), APETALA3 (AP3), PISTILLATA (PI), and AGAMOUS (AG).

Which one of the following statement is incorrect?
TLS Online TPP Program

#Question id: 5096

#XL - T Zoology

Select the choice that correctly matches the organ with its embryonic sources.