Which of the following is NOT a key factor driving evolution?
Natural selection
Genetic drift
Mutations
Static environmental conditions
Related Questions
A change in the genetic makeup of a population over time is called:
Mutation
Adaptation
Evolution
Natural selection
Lung fishes, air breathing animals and corals predominated during the ….. period Complete the given statement by choosing an appropriate option
Mississippian
Silurian
Devonian
Jurassic
Which of these is a random process in evolution?
Natural selection
Genetic drift
Adaptation
Speciation
First land plants (psilophyte) were originated in
Ordovician period
Cambrian period
Silurian period
Cretaceous period
In which era Protozoa, sponge and algae were originated?
Cenozoic era
Azoic era
Precambrian era
Mesozoic era
The Mesozoic era is also called as the golden age of the
Amphibians
Reptiles
Mammals
birds
Age of gymnosperm is
Cenozoic era
Mesozoic era
Palaeozoic era
Proterozoic era
The process by which organisms better suited to their environment survive and reproduce is called:
Mutation
Natural selection
Genetic drift
Migration
Which of the following is the first vascular plant to be represented by an extinct group?
Bryophytes
Lycopods
Conifers
Cycads
The evolutionary history of a species can be elucidated through phylogenetic analysis. Which of the following statements regarding phylogenetic relationships is INCORRECT?
Shared derived characteristics can be used to define clades.
Organisms that appear more similar are always more closely related.
Phylogenetic trees represent hypotheses about evolutionary relationships.
Branch points on a phylogenetic tree represent the divergence of two or more lineages from a common ancestor.
