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: 3257

#Section 2: Evolution

Which of the following statements about evolution is NOT true?

TLS Online TPP Program

#Question id: 10575

#Section 2: Evolution

If the per capita birth rate (b) and per capita death rate (d) in one year is 0.80 and 0.20 respectively. if the initial population size is 600, what will be net change (dN) in population size in one year

TLS Online TPP Program

#Question id: 10850

#Section 2: Evolution

A parasite that resides within its host is a(n)

TLS Online TPP Program

#Question id: 12099

#Section 1: Ecology

According to the competitive exclusion principle, two species cannot continue to occupy the same

TLS Online TPP Program

#Question id: 10594

#Section 1: Ecology

Which of the following is not characteristic of ruderal species?