Q. No.Arrange the following in the order of their existence during the history of life forms: a)Stegosaurus, b)Brachiosaurus, c)Triceratops, d)Tyrannosaurus, e)Pteranodon, f)Crocodilian, g)Archaeopteryx.
(1) b)-a)-g)-f)-e)-d)-c)
(2) e)-b)-g)-a)-f)-c)-d)
(3) g)-a)-f)-b)-e)-d)-c)
(4) c)-a)-f)-g)-d)-e)-b)
(1) b)-a)-g)-f)-e)-d)-c)
(2) e)-b)-g)-a)-f)-c)-d)
(3) g)-a)-f)-b)-e)-d)-c)
(4) c)-a)-f)-g)-d)-e)-b)
Tyrannosaurs was not present with which of the following Dinosaurs?
(1) Triceratops
(2) Archaeopteryx
(3) Pteranodon
(4) Brachiosaurus
Which of the following is from the same lineage as that of Triceratops?
(1) Stegosaurus
(2) Tyrannosaurus
(3) Brachiosaurus
(4) Pteranodon
Biochemical similarities performing a given function among diverse organisms give clues for
(1) Common ancestry
(2) Diverse ancestry
(3) Analogy
(4) Convergence
Which of the following conclusions is from industrial melanism?
(1) Camouflage causes the white moths to get caught by predators more even in rural areas during industrialisation.
(2) During industrialisation, white variant of moths got wiped out completely in urban areas.
(3) During industrialisation, lichen will increase in number.
(4) In a mixed population, those that can better adapt, survive and increase in population size.
Which of the following statements is not true if we consider postulates of Darwinian theory of evolution?
(1) Evolution by natural selection would have started when cellular forms of life with similarities in metabolic capabilities originated on Earth
(2) The rate of appearance of new forms is linked to the life cycle or the life span.
(3) Fitness is based on characteristics which are inherited.
(4) Adaptive ability is inherited.
If more individuals acquire peripheral character value at both the ends of the distribution curve; in such case natural selection has resulted in
(1) Stabilization
(2) Directional
(3) Disruption
(4) May be B or C depending upon population parameters
The mechanism of non cellular aggregates of giant macromolecules to cell with membranous envelop is
(1) Natural selection
(2) Not known
(3) Mutation
(4) Recombination
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